{"body":"\n\n

\n\n\n\n\n\nValvola a farfalla | COVNA \u00b7\n<meta content='\"valvola' a farfalla se vuoi conoscere il prezzo della valvola ti preghiamo di contattarci name='\"description\"'>\n<meta content='\"valvola' a farfalla name='\"keywords\"'>\n<meta property='\"og:url\"' content='\"https:\/\/www.covna-china.com\/dlp\/butterfly-valve.html\"'>\n<meta property='\"og:type\"' content='\"Organization\"'>\n<meta property='\"og:title\"' content='\"Valvola' a farfalla covna>\n<meta property='\"og:description\"' content='\"valvola' a farfalla se vuoi conoscere il prezzo della valvola ti preghiamo di contattarci>\n<meta property='\"og:image\"' content='\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/ec218f17-84e7-4f39-8e15-af99d2d73ae9.png?t=1666644800&x-oss-process=image\/resize,w_500,h_500\/format,webp\"'>\n<link rel='\"preload\"' as='\"image\"' 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[digood-page-content] ::after,\n [digood-page-content] ::before {\n box-sizing: border-box\n }\n\n [digood-page-content] section {\n display: block\n }\n\n [digood-page-content] [tabindex=\"-1\"]:focus:not(:focus-visible) {\n outline: 0 !important\n }\n\n [digood-page-content] h1,\n [digood-page-content] h2,\n [digood-page-content] h4,\n [digood-page-content] h5 {\n margin-top: 0;\n margin-bottom: .5rem\n }\n\n [digood-page-content] p {\n margin-top: 0;\n margin-bottom: 1rem;\n color: #555556;\n font-size: 16px;\n line-height: 1.6\n }\n\n [digood-page-content] a {\n color: inherit;\n text-decoration: none;\n background-color: transparent\n }\n\n [digood-page-content] a:hover {\n text-decoration: unset\n }\n\n [digood-page-content] img {\n vertical-align: middle;\n border-style: none\n }\n\n [digood-page-content] svg {\n overflow: hidden;\n vertical-align: middle\n }\n\n [digood-page-content] button {\n border-radius: 0\n }\n\n [digood-page-content] button:focus:not(:focus-visible) {\n outline: 0\n }\n\n [digood-page-content] button,\n [digood-page-content] input,\n [digood-page-content] textarea {\n margin: 0;\n font-family: inherit;\n font-size: inherit;\n line-height: inherit\n }\n\n [digood-page-content] button,\n [digood-page-content] input {\n overflow: visible\n }\n\n [digood-page-content] button {\n text-transform: none\n }\n\n [digood-page-content] [type=button],\n [digood-page-content] [type=submit],\n [digood-page-content] button {\n -webkit-appearance: button\n }\n\n [digood-page-content] [type=button]::-moz-focus-inner,\n [digood-page-content] [type=submit]::-moz-focus-inner,\n [digood-page-content] button::-moz-focus-inner {\n padding: 0;\n border-style: none\n }\n\n [digood-page-content] textarea {\n overflow: auto;\n resize: vertical\n }\n\n [digood-page-content] h1,\n [digood-page-content] h2,\n [digood-page-content] h4,\n [digood-page-content] h5 {\n margin-bottom: .5rem;\n font-weight: 500;\n line-height: 1.2\n }\n\n [digood-page-content] h1 {\n font-size: 2.5rem\n }\n\n [digood-page-content] h2 {\n font-size: 2rem\n }\n\n [digood-page-content] h4 {\n font-size: 1.5rem\n }\n\n [digood-page-content] h5 {\n font-size: 1.25rem\n }\n\n [digood-page-content] .text-center {\n text-align: center\n }\n\n [digood-page-content] ._img-fluid_1k55i_123 {\n width: 100%;\n max-width: 100%;\n height: auto\n }\n\n [digood-page-content] ._container_1k55i_128 {\n width: 100%;\n padding-right: 15px;\n padding-left: 15px;\n margin-right: auto;\n margin-left: auto\n }\n\n @media (min-width:576px) {\n [digood-page-content] ._container_1k55i_128 {\n max-width: 540px\n }\n }\n\n @media (min-width:768px) {\n [digood-page-content] ._container_1k55i_128 {\n max-width: 720px\n }\n }\n\n @media (min-width:992px) {\n [digood-page-content] ._container_1k55i_128 {\n max-width: 960px\n }\n }\n\n @media (min-width:1200px) {\n [digood-page-content] ._container_1k55i_128 {\n max-width: 1140px\n }\n }\n\n [digood-page-content] ._row_1k55i_160 {\n display: -ms-flexbox;\n display: flex;\n -ms-flex-wrap: wrap;\n flex-wrap: wrap;\n margin-right: -15px;\n margin-left: -15px\n }\n\n [digood-page-content] ._col-6_1k55i_167,\n [digood-page-content] ._col-lg-5_1k55i_174,\n [digood-page-content] ._col-lg-7_1k55i_175,\n [digood-page-content] ._col-md-3_1k55i_169,\n [digood-page-content] ._col-md-4_1k55i_170,\n [digood-page-content] ._col-md-5_1k55i_171,\n [digood-page-content] ._col-md-6_1k55i_172,\n [digood-page-content] ._col-md-7_1k55i_173,\n [digood-page-content] ._col-sm-4_1k55i_168 {\n position: relative;\n width: 100%;\n padding-right: 15px;\n padding-left: 15px\n }\n\n [digood-page-content] ._col-6_1k55i_167 {\n -ms-flex: 0 0 50%;\n flex: 0 0 50%;\n max-width: 50%\n }\n\n @media (min-width:576px) {\n [digood-page-content] ._col-sm-4_1k55i_168 {\n -ms-flex: 0 0 33.333333%;\n flex: 0 0 33.333333%;\n max-width: 33.333333%\n }\n }\n\n @media (min-width:768px) {\n [digood-page-content] ._col-md-3_1k55i_169 {\n -ms-flex: 0 0 25%;\n flex: 0 0 25%;\n max-width: 25%\n }\n\n [digood-page-content] ._col-md-4_1k55i_170 {\n -ms-flex: 0 0 33.333333%;\n flex: 0 0 33.333333%;\n max-width: 33.333333%\n }\n\n [digood-page-content] ._col-md-5_1k55i_171 {\n -ms-flex: 0 0 41.666667%;\n flex: 0 0 41.666667%;\n max-width: 41.666667%\n }\n\n [digood-page-content] ._col-md-6_1k55i_172 {\n -ms-flex: 0 0 50%;\n flex: 0 0 50%;\n max-width: 50%\n }\n\n [digood-page-content] ._col-md-7_1k55i_173 {\n -ms-flex: 0 0 58.333333%;\n flex: 0 0 58.333333%;\n max-width: 58.333333%\n }\n }\n\n @media (min-width:992px) {\n [digood-page-content] ._col-lg-5_1k55i_174 {\n -ms-flex: 0 0 41.666667%;\n flex: 0 0 41.666667%;\n max-width: 41.666667%\n }\n\n [digood-page-content] ._col-lg-7_1k55i_175 {\n -ms-flex: 0 0 58.333333%;\n flex: 0 0 58.333333%;\n max-width: 58.333333%\n }\n }\n\n [digood-page-content] ._card_1k55i_233 {\n position: relative;\n display: -ms-flexbox;\n display: flex;\n -ms-flex-direction: column;\n flex-direction: column;\n min-width: 0;\n word-wrap: break-word;\n background-color: #fff;\n background-clip: border-box;\n border: 1px solid rgba(0, 0, 0, .125);\n border-radius: .25rem\n }\n\n [digood-page-content] ._card-body_1k55i_245 {\n -ms-flex: 1 1 auto;\n flex: 1 1 auto;\n min-height: 1px;\n padding: 1.25rem\n }\n\n [digood-page-content] ._embed-responsive_1k55i_251 {\n position: relative;\n display: block;\n width: 100%;\n padding: 0;\n overflow: hidden\n }\n\n [digood-page-content] ._embed-responsive_1k55i_251::before {\n display: block;\n content: \"\"\n }\n\n [digood-page-content] ._embed-responsive_1k55i_251 iframe {\n position: absolute;\n top: 0;\n bottom: 0;\n left: 0;\n width: 100%;\n height: 100%;\n border: 0\n }\n\n [digood-page-content] ._embed-responsive-16by9_1k55i_274::before {\n padding-top: 56.25%\n }\n\n [digood-page-content] ._icon-spin_1k55i_777 {\n -webkit-animation: fa-spin 2s infinite linear;\n animation: fa-spin 2s infinite linear\n }\n\n [digood-page-content] ._msg_1k55i_777 {\n display: none\n }\n\n [digood-page-content] ._alert_1k55i_251 {\n position: relative;\n padding: 12px 20px;\n margin: 16px 0;\n border: 1px solid transparent\n }\n\n [digood-page-content] ._alert_1k55i_251 ._icon_1k55i_658 {\n margin: 0 10px\n }\n\n [digood-page-content] ._alert-info_1k55i_251 {\n color: #0c5460;\n background-color: #d1ecf1;\n border-color: #bee5eb\n }\n\n [digood-page-content] ._alert-success_1k55i_251 {\n color: #155724;\n background-color: #d4edda;\n border-color: #c3e6cb\n }\n\n [digood-page-content] ._alert-danger_1k55i_251 {\n color: #721c24;\n background-color: #f8d7da;\n border-color: #f5c6cb\n }\n\n [digood-page-content] ._tns-outer_1k55i_278 {\n padding: 0 !important\n }\n\n [digood-page-content] ._tns-outer_1k55i_278 [hidden] {\n display: none !important\n }\n\n [digood-page-content] ._tns-outer_1k55i_278 [aria-controls],\n [digood-page-content] ._tns-outer_1k55i_278 [data-action] {\n cursor: pointer\n }\n\n [digood-page-content] ._tns-slider_1k55i_291 {\n transition: all 0s\n }\n\n [digood-page-content] ._tns-slider_1k55i_291>._tns-item_1k55i_295 {\n box-sizing: border-box\n }\n\n [digood-page-content] ._tns-horizontal_1k55i_299._tns-subpixel_1k55i_299 {\n white-space: nowrap\n }\n\n [digood-page-content] ._tns-horizontal_1k55i_299._tns-subpixel_1k55i_299>._tns-item_1k55i_295 {\n display: inline-block;\n vertical-align: top;\n white-space: normal\n }\n\n [digood-page-content] ._tns-horizontal_1k55i_299._tns-no-subpixel_1k55i_309:after {\n content: \"\";\n display: table;\n clear: both\n }\n\n [digood-page-content] ._tns-horizontal_1k55i_299._tns-no-subpixel_1k55i_309>._tns-item_1k55i_295 {\n float: left\n }\n\n [digood-page-content] ._tns-horizontal_1k55i_299._tns-carousel_1k55i_319._tns-no-subpixel_1k55i_309>._tns-item_1k55i_295 {\n margin-right: -100%\n }\n\n [digood-page-content] ._tns-no-calc_1k55i_323 {\n position: relative;\n left: 0\n }\n\n [digood-page-content] ._tns-gallery_1k55i_328 {\n position: relative;\n left: 0;\n 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[digood-page-content] li {\n list-style: none\n }\n\n [digood-page-content] li,\n [digood-page-content] ul {\n margin: 0;\n padding: 0\n }\n\n [digood-page-content] a {\n color: inherit;\n text-decoration: none;\n background-color: transparent\n }\n\n [digood-page-content] icon,\n [digood-page-content] svg {\n fill: currentColor;\n height: 1em;\n width: 1em;\n vertical-align: middle\n }\n\n [digood-page-content] ._slider-wrap_1k55i_471 {\n direction: ltr\n }\n\n [digood-page-content] ._slider-wrap_1k55i_471 .tns-nav {\n text-align: center;\n margin: 30px 0 0\n }\n\n [digood-page-content] ._slider-wrap_1k55i_471 .tns-nav>[aria-controls] {\n width: 10px;\n height: 10px;\n padding: 0;\n margin: 0 5px;\n border-radius: 50%;\n background: #ddd;\n border: 0\n }\n\n [digood-page-content] ._slider-wrap_1k55i_471 .tns-nav>.tns-nav-active {\n background: var(--primary)\n }\n\n [digood-page-content] ._section-header_1k55i_494 {\n margin-bottom: 30px\n }\n\n [digood-page-content] ._text_1k55i_509 ul {\n padding: 0;\n margin: 0;\n list-style: none\n }\n\n [digood-page-content] ._text_1k55i_509 ul li {\n list-style: none;\n padding-left: 36px;\n background-image: url(https:\/\/www.covna-china.com\/data:image\/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyMiIgaGVpZ2h0PSIyMiIgdmlld0JveD0iMCAwIDI0IDI0Ij48cGF0aCBmaWxsPSIjNjY2IiBkPSJNMTIgMkM2LjUgMiAyIDYuNSAyIDEyUzYuNSAyMiAxMiAyMiAyMiAxNy41IDIyIDEyIDE3LjUgMiAxMiAyTTEyIDIwQzcuNTkgMjAgNCAxNi40MSA0IDEyUzcuNTkgNCAxMiA0IDIwIDcuNTkgMjAgMTIgMTYuNDEgMjAgMTIgMjBNMTYuNTkgNy41OEwxMCAxNC4xN0w3LjQxIDExLjU5TDYgMTNMMTAgMTdMMTggOUwxNi41OSA3LjU4WiIgLz48L3N2Zz4=);\n background-position: left center;\n background-repeat: no-repeat;\n margin-bottom: .5rem\n }\n\n [digood-page-content] ._text_1k55i_498 ul {\n list-style: none;\n padding: 0\n }\n\n [digood-page-content] ._text_1k55i_498 ul li {\n padding-left: 50px;\n position: relative;\n font-size: 16px;\n font-weight: 400;\n line-height: 24px;\n color: #565656;\n margin-bottom: 15px\n }\n\n [digood-page-content] ._text_1k55i_498 ul li:before {\n content: '\u2713';\n display: block;\n width: 30px;\n height: 30px;\n line-height: 30px;\n text-align: center;\n background-color: var(--primary);\n color: #fff;\n position: absolute;\n left: 0;\n top: 50%;\n transform: translateY(-50%);\n border-radius: 50%\n }\n\n [digood-page-content] ._section-header_1k55i_494 ._section-subtitle_1k55i_498 {\n color: var(--primary);\n font-size: 14px;\n text-transform: uppercase;\n letter-spacing: .1em;\n font-weight: 700;\n line-height: 1em\n }\n\n [digood-page-content] ._section-header_1k55i_494 ._section-title_1k55i_498 {\n position: relative;\n font-size: 32px;\n padding-left: 15px;\n border-left: 3px solid var(--primary);\n text-transform: capitalize\n }\n\n [digood-page-content] ._section-header_1k55i_494._center_1k55i_505 {\n text-align: center\n }\n\n [digood-page-content] ._section-header_1k55i_494._center_1k55i_505 ._section-title_1k55i_498 {\n padding: 0 0 15px 0;\n border: none\n }\n\n [digood-page-content] ._section-padding_1k55i_514 {\n padding: 90px 0\n }\n\n [digood-page-content] ._section-banner_1k55i_518 {\n padding: 60px 0\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._col-md-6_1k55i_172 {\n display: -ms-flexbox;\n display: flex;\n -ms-flex-direction: column;\n flex-direction: column;\n -ms-flex-pack: center;\n justify-content: center\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._banner-content_1k55i_529 {\n padding: 30px 0\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._banner-content_1k55i_529 h1 {\n margin: 0;\n color: #343434;\n font-size: 24px;\n line-height: 30px;\n font-weight: 600;\n margin-bottom: 30px;\n text-transform: capitalize\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._banner-content_1k55i_529 p {\n font-size: 16px;\n line-height: 1.6;\n color: #555556\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._banner-content_1k55i_529 ._btn-action_1k55i_545 {\n width: 183px;\n height: 55px;\n border: 2px solid var(--primary);\n line-height: 51px;\n display: inline-block;\n vertical-align: middle;\n background: var(--primary);\n text-align: center;\n font-size: 12px;\n text-transform: uppercase;\n letter-spacing: .1em;\n color: #fff;\n border-radius: 27.5px;\n font-weight: 700;\n transition: all .4s ease;\n margin-top: 30px\n }\n\n [digood-page-content] ._section-banner_1k55i_518 ._banner-content_1k55i_529 ._btn-action_1k55i_545:hover {\n color: var(--primary);\n background-color: transparent\n }\n\n [digood-page-content] ._section-features_1k55i_648 {\n background-color: #ededed\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item {\n position: relative;\n vertical-align: middle;\n -webkit-transform: perspective(1px) translateZ(0);\n transform: perspective(1px) translateZ(0);\n box-shadow: 0 0 1px transparent;\n position: relative;\n -webkit-transition-property: color;\n transition-property: color;\n -webkit-transition-duration: .5s;\n transition-duration: .5s;\n -webkit-box-shadow: 0 10px 25px rgb(0 0 0 \/ 5%);\n box-shadow: 0 10px 25px rgb(0 0 0 \/ 5%);\n background: #fff;\n display: block;\n text-align: center;\n padding: 60px 30px;\n height: 100%;\n cursor: pointer\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item:before {\n content: \"\";\n position: absolute;\n z-index: -1;\n top: 0;\n left: 0;\n right: 0;\n bottom: 0;\n background: var(--primary);\n -webkit-transform: scaleY(0);\n transform: scaleY(0);\n -webkit-transform-origin: 50% 0;\n transform-origin: 50% 0;\n -webkit-transition-property: transform;\n transition-property: transform;\n -webkit-transition-duration: .5s;\n transition-duration: .5s;\n -webkit-transition-timing-function: ease-out;\n transition-timing-function: ease-out\n }\n\n [digood-page-content] ._section-features_1k55i_648 .slider-features {\n display: flex\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item:hover:before {\n -webkit-transform: scaleY(1);\n transform: scaleY(1);\n -webkit-transition-timing-function: cubic-bezier(.52, 1.64, .37, .66);\n transition-timing-function: cubic-bezier(.52, 1.64, .37, .66)\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item .feature-info._center_1k55i_505 {\n text-align: center\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item .icon-box {\n display: inline-block;\n vertical-align: middle;\n position: relative;\n width: 60px\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item .icon-box:before {\n content: '';\n width: 55px;\n height: 55px;\n background: var(--primary);\n position: absolute;\n top: -15px;\n left: -15px;\n border-radius: 50%;\n opacity: .1;\n -webkit-transition: all .4s ease;\n transition: all .4s ease\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item:hover .icon-box:before {\n opacity: 1;\n background: rgba(255, 255, 255, .1)\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item .feature-title {\n color: #343434;\n font-size: 20px;\n font-weight: 500;\n margin-top: 35px;\n margin-bottom: 30px;\n text-transform: capitalize\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item:hover .feature-text,\n [digood-page-content] ._section-features_1k55i_648 .feature-item:hover .feature-title {\n color: #fff\n }\n\n [digood-page-content] ._section-features_1k55i_648 .feature-item .feature-text {\n font-size: 16px;\n line-height: 30px;\n color: #555556;\n margin: 0\n }\n\n [digood-page-content] ._section-about_1k55i_568 {\n background-color: #f8f9fa\n }\n\n [digood-page-content] ._section-about_1k55i_568 ._row_1k55i_160 {\n align-items: center\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 {\n border: none;\n margin-bottom: 30px\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577 {\n position: relative;\n overflow: hidden;\n cursor: pointer;\n display: block;\n width: 100%;\n padding: 0\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577:before {\n content: ' ';\n display: block;\n padding-top: 100%\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577 a {\n position: absolute;\n top: 0;\n bottom: 0;\n left: 0;\n width: 100%;\n height: 100%;\n border: 0;\n display: block\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577 img {\n width: 100%;\n transition: all .4s ease\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577 h4 {\n font-size: 14px;\n color: #fff;\n text-transform: uppercase;\n letter-spacing: .1em;\n position: absolute;\n font-weight: 700;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n z-index: 99;\n opacity: 0;\n transition: all .4s ease\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577:after {\n content: \"\";\n position: absolute;\n top: 0;\n left: 0;\n right: 0;\n bottom: 0;\n background: var(--primary);\n opacity: 0;\n transition: all .4s ease\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577:hover img {\n transform: scale(1.05)\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577:hover h4 {\n opacity: 1\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-image_1k55i_577:hover:after {\n opacity: .9\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-body_1k55i_245 {\n text-align: center\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-body_1k55i_245 a {\n color: #343434;\n font-size: 16px;\n line-height: 1.4;\n max-height: 2.8em;\n overflow: hidden;\n text-overflow: ellipsis\n }\n\n [digood-page-content] ._section-product_1k55i_572 ._product-item_1k55i_572 ._card-body_1k55i_245 p {\n color: #555556;\n font-size: 14px;\n line-height: 1.4;\n max-height: 4.2em;\n overflow: hidden;\n text-overflow: ellipsis\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 {\n background-color: #f8f9fa\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .tns-slider {\n display: flex\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item {\n background: #fff;\n padding: 50px 60px 0;\n height: 100%;\n cursor: pointer;\n position: relative;\n -webkit-transition: all .4s ease;\n transition: all .4s ease;\n -webkit-box-shadow: 0 10px 25px rgb(0 0 0 \/ 5%);\n box-shadow: 0 10px 25px rgb(0 0 0 \/ 5%)\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item>.icon {\n width: 120px;\n height: 120px;\n position: absolute;\n left: -15px;\n top: -30px;\n color: #0e97ff1 f\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item>p {\n font-size: 16px;\n color: #555556;\n line-height: 1.6;\n margin: 0;\n position: relative\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item .name-box {\n margin-top: 30px;\n border-top: 1px solid #fcfcfb;\n padding-top: 30px;\n padding-bottom: 60px;\n display: flex;\n align-items: center\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item .name-box .name-image {\n width: 40px;\n height: 40px;\n border-radius: 50%;\n overflow: hidden;\n text-align: center\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item .name-box .name-text {\n margin: 0 10px\n }\n\n [digood-page-content] ._section-reviews_1k55i_648 .review-item .name-box .name-title {\n margin: 0;\n font-size: 16px;\n color: var(--primary);\n font-weight: 600\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-info_1k55i_761 h5 {\n color: var(--primary);\n font-size: 14px;\n text-transform: uppercase;\n letter-spacing: .1em;\n font-weight: 700;\n line-height: 1em\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-info_1k55i_761 h2 {\n color: #343434;\n font-size: 32px;\n font-weight: 600;\n margin-top: 5px\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 {\n border: 0;\n border-bottom: 3px solid #f9f7f5\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-header_18vzw_353 {\n margin-bottom: 0;\n padding: 20px 30px;\n border: 0;\n background: 0 0\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-header_18vzw_353 h4 {\n margin-bottom: 0\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-header_18vzw_353 a {\n font-size: 18px;\n font-weight: 600;\n color: #343434;\n position: relative;\n display: block\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-header_18vzw_353 ._icon_1k55i_658 {\n position: absolute;\n right: 0;\n font-size: 24px\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-body_1k55i_245 {\n border: 0;\n padding: 0 30px 20px\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._faq-list_18vzw_465 ._faq-item_1k55i_652 ._card-body_1k55i_245 p {\n font-size: 16px;\n color: #555556\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._collapse_18vzw_331 {\n display: block;\n max-height: 0;\n overflow: hidden;\n transition: max-height .5s cubic-bezier(0, 1, 0, 1);\n transition: max-height .5s cubic-bezier(0, 1, 0, 1)\n }\n\n [digood-page-content] ._section-faq_1k55i_648 ._collapse_18vzw_331._open_18vzw_495 {\n max-height: 99em;\n transition: max-height .5s ease-in-out\n }\n\n [digood-page-content] ._section-blog_1k55i_706 {\n background-color: #fafafa\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 {\n margin-bottom: 30px\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-image_1k55i_577 {\n position: relative;\n overflow: hidden;\n cursor: pointer;\n display: block;\n width: 100%;\n padding: 0\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-image_1k55i_577:before {\n content: ' ';\n display: block;\n padding-top: 66.66%\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-image_1k55i_577 a {\n position: absolute;\n top: 0;\n bottom: 0;\n left: 0;\n width: 100%;\n height: 100%;\n border: 0;\n display: block;\n text-align: center\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-image_1k55i_577 ._date-time_1k55i_714 {\n background: #343434;\n width: 60px;\n height: 60px;\n text-align: center;\n color: #fff;\n font-size: 12px;\n font-weight: 600;\n text-transform: uppercase;\n line-height: 14px;\n border-radius: 50%;\n padding: 15px;\n position: absolute;\n top: 10px;\n left: 10px;\n z-index: 10\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-body_1k55i_245 a {\n display: block;\n font-size: 16px;\n line-height: 1.4;\n max-height: 4.2em;\n height: 4.2em;\n overflow: hidden;\n text-overflow: ellipsis;\n color: #343434;\n font-weight: 600;\n transition: all .4s ease\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-body_1k55i_245 a:hover {\n color: var(--primary)\n }\n\n [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-body_1k55i_245 p {\n font-size: 16px;\n color: #555556;\n line-height: 1.6;\n max-height: 4.8em;\n overflow: hidden;\n text-overflow: ellipsis\n }\n\n [digood-page-content] ._btn-more_1k55i_706 {\n display: inline-block;\n text-align: center;\n background-color: var(--primary);\n color: #fff;\n border-radius: 25px;\n padding: 10px 20px;\n margin-top: 30px;\n text-transform: capitalize\n }\n\n [digood-page-content] ._section-contact_1k55i_757 {\n background-color: #fff\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-info_1k55i_761 h5 {\n color: var(--primary);\n font-size: 14px;\n text-transform: uppercase;\n letter-spacing: .1em;\n font-weight: 700;\n line-height: 1em\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-info_1k55i_761 h2 {\n color: #343434;\n font-size: 36px;\n font-weight: 600;\n margin-top: 5px\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 ._form-group_1k55i_777 {\n margin-bottom: 30px\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 input,\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 textarea {\n border: none;\n outline: 0;\n background-color: transparent;\n padding: 0 15px 10px 15px;\n border-bottom: 2px solid #e4e0db;\n font-size: 18px;\n color: #555556;\n display: block;\n width: 100%\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 textarea {\n height: 90px\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 ._btn-action_1k55i_545 {\n border: none;\n outline: 0;\n padding: 0;\n background: var(--primary);\n display: inline-block;\n vertical-align: middle;\n width: 170px;\n height: 55px;\n line-height: 55px;\n text-align: center;\n font-size: 12px;\n font-weight: 700;\n letter-spacing: .1em;\n text-transform: uppercase;\n color: #fff;\n overflow: hidden;\n border: none;\n border-radius: 27.5px;\n transition: all .4s ease;\n cursor: pointer\n }\n\n [digood-page-content] ._section-contact_1k55i_757 ._contact-form_1k55i_777 ._btn-action_1k55i_545:hover {\n background-color: #343434\n }\n\n [digood-page-content] #_section-links_1k55i_757 {\n background-color: #ededed\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._section-title_1k55i_500 {\n color: #333\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._tags-tab_13kno_350 .tab-nav .tab-link {\n color: #343434\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._tags-tab_13kno_350 .tab-nav .tab-item.active .tab-link {\n color: var(--primary)\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._tags-tab_13kno_350 .tab-nav .tab-item.active {\n border-color: var(--primary)\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._tags-box_13kno_350 a {\n color: #343434\n }\n\n [digood-page-content] #_section-links_1k55i_757 ._tags-box_13kno_350 a:hover {\n color: #343434\n }\n\n [digood-page-content] #_section-links_1k55i_757 p {\n margin-bottom: 0;\n text-align: center\n }\n\n [dir=rtl] [digood-page-content] {\n text-align: right\n }\n\n [dir=rtl] [digood-page-content] ._section-header_1k55i_494 ._section-title_1k55i_498 {\n padding-left: 0;\n padding-right: 15px;\n border-left: none;\n border-right: 3px solid var(--primary);\n text-transform: capitalize\n }\n\n [dir=rtl] [digood-page-content] ._section-header_1k55i_494._center_1k55i_505 ._section-title_1k55i_498 {\n border: none\n }\n\n [dir=rtl] [digood-page-content] ._section-faq_1k55i_648 ._faq-item_1k55i_652 ._icon-box_1k55i_658 {\n right: auto;\n left: 15px\n }\n\n [dir=rtl] [digood-page-content] ._section-faq_1k55i_648 ._faq-item_1k55i_652 ._icon-box_1k55i_658:before {\n left: auto;\n right: -7px\n }\n\n [dir=rtl] [digood-page-content] ._section-blog_1k55i_706 ._blog-item_1k55i_710 ._card-image_1k55i_577 ._date-time_1k55i_714 {\n left: auto;\n right: 10px\n }\n <\/style>\n<style>\n body {\n margin: 0;\n font-family: 'Open Sans', sans-serif\n }\n\n a,\n a:hover {\n text-decoration: unset;\n color: inherit\n }\n\n .img-height {\n max-height: 100%;\n width: auto\n }\n\n .icon {\n width: 1em;\n height: 1em;\n fill: currentColor;\n vertical-align: middle\n }\n\n .container {\n width: 100%;\n padding-right: 15px;\n padding-left: 15px;\n margin-right: auto;\n margin-left: auto\n }\n\n .navbar {\n display: flex;\n justify-content: space-between;\n align-items: center\n }\n\n .header {\n background-color: #fff;\n -webkit-box-shadow: 0 0 2px rgb(0 0 0 \/ 15%);\n box-shadow: 0 0 2px rgb(0 0 0 \/ 15%)\n }\n\n .header.fixed {\n position: fixed;\n top: 0;\n right: 0;\n left: 0;\n z-index: 1050;\n -webkit-box-shadow: 0 0 16px rgb(0 0 0 \/ 32%);\n box-shadow: 0 0 16px rgb(0 0 0 \/ 32%)\n }\n\n .header .nav-logo {\n height: 80px;\n max-height: 80px;\n max-width: 300px\n }\n\n .header .nav-logo img {\n height: 100%\n }\n\n .nav-menu {\n display: none;\n align-items: center;\n list-style: none;\n margin: 0;\n padding: 0\n }\n\n .nav-menu>li>a {\n color: #555556;\n font-size: 16px;\n font-weight: 500;\n display: block;\n padding: 0 15px;\n line-height: 90px;\n text-transform: uppercase;\n -webkit-transition: all .4s ease;\n transition: all .4s ease;\n border-bottom: 2px solid transparent\n }\n\n .nav-menu>li>a.active,\n .nav-menu>li>a:hover {\n color: var(--primary);\n border-color: var(--primary)\n }\n\n .nav-menu>li:last-child>a {\n padding-right: 0\n }\n\n .fixed .nav-logo {\n height: 60px\n }\n\n .fixed .nav-menu>li>a {\n line-height: 60px\n }\n\n .footer {\n background-color: #ededed\n }\n\n .footer-bottom {\n border-top: 1px solid rgba(0, 0, 0, .05);\n padding: 30px 0\n }\n\n .footer-bottom p {\n color: #343434;\n margin: 0;\n font-size: 16px\n }\n\n .footer-bottom p a {\n color: var(--primary)\n }\n\n .cd-top {\n display: inline-block;\n height: 40px;\n z-index: 9;\n width: 40px;\n position: fixed;\n bottom: 60px;\n right: 30px;\n color: #fff;\n border-radius: 50%;\n font-size: 26px;\n text-align: center;\n background: #000;\n line-height: 34px;\n border: 2px solid #000;\n box-shadow: 0 0 10px rgb(0 0 0 \/ 5%);\n overflow: hidden;\n white-space: nowrap;\n visibility: hidden;\n opacity: 0;\n -webkit-transition: opacity .3s 0s, visibility 0s .3s;\n -moz-transition: opacity .3s 0s, visibility 0s .3s;\n transition: opacity .3s 0s, visibility 0s .3s;\n -webkit-transition: all .4s ease-in-out;\n -moz-transition: all .4s ease-in-out;\n -o-transition: all .4s ease-in-out;\n -ms-transition: all .4s ease-in-out;\n transition: all .4s ease-in-out\n }\n\n .cd-top .icon {\n width: 36px;\n height: 36px\n }\n\n .cd-top.cd-is-visible {\n visibility: visible;\n opacity: 1\n }\n\n .cd-top.cd-fade-out {\n opacity: .5\n }\n\n .cd-top:hover {\n background-color: #000;\n opacity: 1;\n color: #fff\n }\n\n [dir=rtl] .nav-menu>li:last-child>a {\n padding-left: 0\n }\n\n @media (min-width:576px) {\n .container {\n max-width: 540px\n }\n }\n\n @media (min-width:768px) {\n .container {\n max-width: 720px\n }\n\n .nav-menu {\n display: flex\n }\n }\n\n @media (min-width:992px) {\n .container {\n max-width: 960px\n }\n }\n\n @media (min-width:1200px) {\n .container {\n max-width: 1140px\n }\n }\n <\/style>\n<script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"Organization\",\n \"url\": \"https:\/\/www.covna-china.com\/dlp\/butterfly-valve.html\",\n \"logo\": \"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/505305f3-ddd0-45d3-9969-d4e2367e5eb9.png?t=1666644800&x-oss-process=imageh_80\/format,webp\"\n }\n <\/script><script type=\"application\/ld+json\">\n {\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"BreadcrumbList\",\n \"itemListElement\": [{\n \"@type\": \"ListItem\",\n \"position\": 1,\n \"name\": \"Home\",\n \"item\": \"https:\/\/www.covna-china.com\"\n }, {\n \"@type\": \"ListItem\",\n \"position\": 2,\n \"name\": \"What Chang butterfly valve\",\n \"item\": \"https:\/\/www.covna-china.com\/dlp\/butterfly-valve.html\"\n }]\n }\n <\/script><script async src=\"https:\/\/www.googletagmanager.com\/gtag\/js?id=UA-211553992-9\"><\/script><script>\n function gtag() {\n dataLayer.push(arguments)\n }\n window.dataLayer = window.dataLayer || [], gtag(\"js\", new Date), gtag(\"config\", \"UA-211553992-9\"), gtag(\"config\", \"AW-343726230\")\n <\/script>\n<\/head>\n<body>\n <div digood-page-content>\n <header class=\"header\" id=\"header\"><meta http-equiv="Content-Type" content="text/html;charset=UTF-8" ><meta http-equiv=\"Content-Type\" content=\"text\/html;charset=UTF-8\">\n<div class=\"container\">\n <div class=\"navbar\">\n <div class=\"nav-logo\"> <a href=\"\/\" title=\"Torna alla Home\" target=\"_blank\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/505305f3-ddd0-45d3-9969-d4e2367e5eb9.png?t=1666644800&x-oss-process=imageh_80\/format,webp\" width=\"200\" height=\"80\" alt=\"COVNA \u00b7\" class=\"img-height\"><\/a> <\/div>\n <ul class=\"nav-menu\" id=\"nav-menu\">\n<li class=\"menu-item\"><a class=\"menu-item-link\" href=\"\/\">Casa<\/a><\/li>\n <li class=\"menu-item\">\n<a class=\"menu-item-link\" href=\"https:\/\/it.covna-china.com\/page\/about-us.html\">CIRCA<\/a> <\/li>\n <li class=\"menu-item\">\n<a class=\"menu-item-link\" href=\"https:\/\/it.covna-china.com\/products\/all.html\">PRODOTTI<\/a> <\/li>\n <li class=\"menu-item\">\n<a 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class=\"_section-title_1k55i_498\">Quale valvola a farfalla Chang<\/h1>\n <\/div>\n <div class=\"_text_1k55i_498\">\n <p>La valvola a farfalla, chiamata anche valvola a ribalta, \u00e8 una sorta di valvola di regolazione con struttura semplice. La valvola a farfalla che pu\u00f2 essere utilizzata per il controllo di commutazione del mezzo di tubazione a bassa pressione si riferisce alla parte di chiusura (disco o piastra a farfalla) come un disco, che ruota attorno all'albero della valvola per ottenere l'apertura e la chiusura. Una specie di valvola.<\/p>\n <\/div> <a href=\"#section-contact\" class=\"_btn-action_1k55i_545 _btn-scroll_1k55i_778\" name=\"btn-section-home\">Richiedi un preventivo<\/a>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/section><section id=\"section-features\" class=\"_section-padding_1k55i_514 _section-features_1k55i_648\"><div class=\"_container_1k55i_128\">\n <div class=\"_section-header_1k55i_494 _center_1k55i_505\">\n <h5 class=\"_section-subtitle_1k55i_498\">Tratti somatici<\/h5>\n <h2 class=\"_section-title_1k55i_498\">Perch\u00e9 scegliere COVNA?<\/h2>\n <\/div>\n <div class=\"_row_1k55i_160\">\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"feature-item\">\n <div class=\"icon-box\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/3d822ab9-e000-4f57-967a-3b6250509c96.png?t=1666644800&x-oss-process=image\/resize,w_60,h_60\/format,webp\" width=\"60\" height=\"60\" alt=\"Artigianato squisito\" class=\"_img-fluid_1k55i_123\">\n<\/div>\n <h3 class=\"feature-title\">Artigianato squisito<\/h3>\n <p class=\"feature-text\">Attenersi allo spirito di ingegno Lavorazione di precisione CNC 20 anni di guida tecnica dell'ingegnere<\/p>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"feature-item\">\n <div class=\"icon-box\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/9034508c-1340-44a6-9dfa-9ffe4770ea61.png?t=1666644800&x-oss-process=image\/resize,w_60,h_60\/format,webp\" width=\"60\" height=\"60\" alt=\"Innovazione tecnologica\" class=\"_img-fluid_1k55i_123\">\n<\/div>\n <h3 class=\"feature-title\">Innovazione tecnologica<\/h3>\n <p class=\"feature-text\">Fondazione high-tech Insistere sull'innovazione e lo sviluppo Team di talenti tecnici senior<\/p>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"feature-item\">\n <div class=\"icon-box\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/081974ab-1a15-400b-8134-5c2cf3ece550.png?t=1666644800&x-oss-process=image\/resize,w_60,h_60\/format,webp\" width=\"60\" height=\"60\" alt=\"Speciale personalizzato\" class=\"_img-fluid_1k55i_123\">\n<\/div>\n <h3 class=\"feature-title\">Speciale personalizzato<\/h3>\n <p class=\"feature-text\">Coppia fino a 4678nm Selezione guida tecnica senior Personalizzazione speciale in base alle esigenze del cliente<\/p>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"feature-item\">\n <div class=\"icon-box\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/b6edcc07-4ced-4b4f-abad-ef78d2138d9f.png?t=1666644800&x-oss-process=image\/resize,w_60,h_60\/format,webp\" width=\"60\" height=\"60\" alt=\"Qualit\u00e0 costante\" class=\"_img-fluid_1k55i_123\">\n<\/div>\n <h3 class=\"feature-title\">Qualit\u00e0 costante<\/h3>\n <p class=\"feature-text\">Certificazione internazionale ISO9001 Aderire a processi di produzione standardizzati Test di durata di 1 milione di cicli<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/section><section id=\"section-about\" class=\"_section-about_1k55i_568 _section-padding_1k55i_514\"><div class=\"_container_1k55i_128\">\n <div class=\"_row_1k55i_160\">\n <div class=\"_col-md-6_1k55i_172\">\n <div class> <img class=\"_img-fluid_1k55i_123\" src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/99ac43d0-bdbb-454e-a69b-a19e36009343.png?t=1666644800&x-oss-process=image\/resize,w_600,h_338\/format,webp\" alt=\"informazioni su COVNA\" width=\"560\" height=\"315\">\n<\/div>\n <\/div>\n <div class=\"_col-md-6_1k55i_172\">\n <div class>\n <div class=\"_section-header_1k55i_494\">\n <h2 class=\"_section-title_1k55i_498\">Abbiamo le migliori soluzioni per il tuo business<\/h2>\n <\/div>\n <div class=\"_text_1k55i_498\">\n <p>COVNA Industrial Automation Co., Ltd. \u00e8 stata fondata nel 2000, uno specialista di valvole automatizzate. Con sede a Dongguan in Cina, con 3 basi di produzione situate a Ningbo, Wenzhou e Dongguan.<\/p>\n <p>Forniamo valvola elettrica, elettrovalvola, valvola pneumatica, valvola a saracinesca elettrica, valvola a farfalla elettrica, valvola di controllo pneumatica, valvola motorizzata, valvola a saracinesca pneumatica, valvola pneumatica pneumatica, valvola azionata pneumatica, valvola azionata motorizzata, valvola a sfera elettrica, valvola a sfera elettrica, valvola a sfera, valvola a saracinesca, valvola a saracinesca, valvola a farfalla, valvola a globo, ecc., \u00c8 possibile sfogliare i prodotti correlati e avviare consultazioni sul nostro sito Web.<\/p>\n <\/div> <a href=\"https:\/\/it.covna-china.com\/page\/about-us.html\" class=\"btn _btn-more_1k55i_706\" name=\"btn-section-about\">Per saperne di pi\u00f9<\/a>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/section><section class=\"_section-block_1k55i_573 _section-padding_1k55i_514\"><div class=\"_container_1k55i_128\">\n <h2 style=\"text-align:center\">Valvola a farfalla Fornitore<\/h2>\n <p>Le valvole possono essere utilizzate per controllare il flusso di vari tipi di fluidi come aria, acqua, vapore, vari mezzi corrosivi, fango, olio, metallo liquido e mezzi radioattivi. Svolge principalmente un ruolo di taglio e limitazione sul gasdotto. La parte di apertura e chiusura della valvola a farfalla \u00e8 una piastra a farfalla a forma di disco, che ruota attorno al proprio asse nel corpo valvola per raggiungere lo scopo di apertura e chiusura o regolazione.<\/p>\n <\/div>\n <\/section><section id=\"section-products\" class=\"_section-padding_1k55i_514 _section-product_1k55i_572\"><div class=\"_container_1k55i_128\">\n <div class=\"_section-header_1k55i_494 _center_1k55i_505\">\n <h5 class=\"_section-subtitle_1k55i_498\">Prodotti in primo piano<\/h5>\n <h2 class=\"_section-title_1k55i_498\">Collezione su COVNA<\/h2>\n <\/div>\n <div class=\"_row_1k55i_160\">\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/hard-seal-flange-three-eccentric-pneumatic-butterfly-valve.html\" title=\"Flangia a tenuta rigida Valvola a farfalla pneumatica a tre eccentriche\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1639993251_Hard-Seal-Pneumatic-Flange-Three-Eccentric-Butterfly_yythk.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"Flangia a tenuta rigida Valvola a farfalla pneumatica a tre eccentriche\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/hard-seal-flange-three-eccentric-pneumatic-butterfly-valve.html\">Flangia a tenuta rigida Valvola a farfalla pneumatica a tre eccentriche<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/double-offset-carbon-steel-hard-seal-pneumatic-control-butterfly-valve-hk59-d.html\" title=\"Valvola a farfalla pneumatica a tenuta dura in acciaio al carbonio a doppio offset HK59-D\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1639963073_Double-Offset-Carbon-Steel-Hard-Seal-Pneumatic-Cont.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"Valvola a farfalla pneumatica a tenuta dura in acciaio al carbonio a doppio offset HK59-D\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/double-offset-carbon-steel-hard-seal-pneumatic-control-butterfly-valve-hk59-d.html\">Valvola a farfalla pneumatica a tenuta dura in acciaio al carbonio a doppio offset HK59-D<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/covna-hk59d-cast-iron-wafer-pneumatic-butterfly-valve.html\" title=\"COVNA HK59D Valvola a farfalla pneumatica wafer in ghisa\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1639743417_COVNA-HK59D-Pneumatic-Actuator-Cast-Iron-Wafer-Butt-(4).jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"COVNA HK59D Valvola a farfalla pneumatica wafer in ghisa\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/covna-hk59d-cast-iron-wafer-pneumatic-butterfly-valve.html\">COVNA HK59D Valvola a farfalla pneumatica wafer in ghisa<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/HK60-D-P-CPVC-Series-Electric-Plastic-Butterfly-Valve.html\" title=\"Valvola a farfalla elettrica in plastica serie COVNA HK60-D-P CPVC\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1638781108_COVNA-HK60-D-P-CPVC-Series-Electric-Plastic-Butterfly_yyth.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"Valvola a farfalla elettrica in plastica serie COVNA HK60-D-P CPVC\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/HK60-D-P-CPVC-Series-Electric-Plastic-Butterfly-Valve.html\">Valvola a farfalla elettrica in plastica serie COVNA HK60-D-P CPVC<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/covna-hk60-ex-d-explosion-proof-electric-butterfly-valve.html\" title=\"VALVOLA A farfalla elettrica a prova di esplosione COVNA HK60-EX-D\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1638871894_COVNA-HK60-EX-D-Explosion-Proof-Electric-Butterfly-Valve.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"VALVOLA A farfalla elettrica a prova di esplosione COVNA HK60-EX-D\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/covna-hk60-ex-d-explosion-proof-electric-butterfly-valve.html\">VALVOLA A farfalla elettrica a prova di esplosione COVNA HK60-EX-D<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/hk60-d-c-cast-iron-fluorine-lined-electric-butterfly-valve.html\" title=\"HK60-D-C Valvola a farfalla elettrica rivestita in ghisa al fluoro\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1638781353_COVNA-HK60-D-C-Cast-Iron-Electric-Actuator-Fluorine_yythkg.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"HK60-D-C Valvola a farfalla elettrica rivestita in ghisa al fluoro\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/hk60-d-c-cast-iron-fluorine-lined-electric-butterfly-valve.html\">HK60-D-C Valvola a farfalla elettrica rivestita in ghisa al fluoro<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/covna-cast-iron-hk60d-f-flange-electric-butterfly-valve.html\" title=\"COVNA Ghisa HK60D-Flangia Valvola a farfalla elettrica a flangia\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1638779846_COVNA-Cast-Iron-HK60D-F-Electric-Flange-Butterfly-V.jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"COVNA Ghisa HK60D-Flangia Valvola a farfalla elettrica a flangia\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/covna-cast-iron-hk60d-f-flange-electric-butterfly-valve.html\">COVNA Ghisa HK60D-Flangia Valvola a farfalla elettrica a flangia<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-3_1k55i_169\">\n <div class=\"_product-item_1k55i_572 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/product\/hk60-d-ms-stainless-steel-lug-type-electric-butterfly-valve.html\" title=\"HK60-D-MS Valvola a farfalla elettrica tipo ansa in acciaio inossidabile\"> <img src=\"\/\/upload.digoodcms.com\/728\/image_1639380326_HK60-D-MS-Stainless-Steel-Lug-Type-Electric-Operated_yythk-(1).jpg?imageView2\/1\/w\/450\/h\/450\/format\/webp\" width=\"450\" height=\"450\" alt=\"HK60-D-MS Valvola a farfalla elettrica tipo ansa in acciaio inossidabile\" class=\"_img-fluid_1k55i_123\"><h4>Visualizza dettagli<\/h4>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/product\/hk60-d-ms-stainless-steel-lug-type-electric-butterfly-valve.html\">HK60-D-MS Valvola a farfalla elettrica tipo ansa in acciaio inossidabile<\/a> <\/h4>\n <p style=\"text-align:left\"><\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"text-center\"> <a href=\"https:\/\/it.covna-china.com\/products\/all.html\" class=\"btn _btn-more_1k55i_706\" name=\"btn-section-products\">Scopri di pi\u00f9<\/a> <\/div>\n <\/div>\n <\/section><section id=\"section-reviews\" class=\"_section-padding_1k55i_514 _section-reviews_1k55i_648 scrollspy\"><div class=\"_container_1k55i_128\">\n <div class=\"_section-header_1k55i_494 _center_1k55i_505\">\n <h5 class=\"_section-subtitle_1k55i_498\">Recensioni degli utenti<\/h5>\n <h2 class=\"_section-title_1k55i_498\">Cosa dicono gli utenti di COVNA<\/h2>\n <\/div>\n <div class=\"_slider-wrap_1k55i_471\">\n <div class=\"slider-reviews\">\n <div class=\"slider-item\">\n <div class=\"review-item\"> <svg class=\"icon\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\"><path fill=\"currentColor\" d=\"M10,7L8,11H11V17H5V11L7,7H10M18,7L16,11H19V17H13V11L15,7H18Z\"><\/path><\/svg><p>La lavorazione \u00e8 a posto e la qualit\u00e0 \u00e8 molto buona a colpo d'occhio!<\/p>\n <div class=\"name-box\">\n <div class=\"name-text\">\n <h5 class=\"name-title\">Leone<\/h5>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"slider-item\">\n <div class=\"review-item\"> <svg class=\"icon\" width=\"24\" height=\"24\" viewbox=\"0 0 24 24\"><path fill=\"currentColor\" 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_center_1k55i_505\">\n <h5 class=\"_section-subtitle_1k55i_498\">Domande frequenti<\/h5>\n <h2 class=\"_section-title_1k55i_498\">Avete domande?<\/h2>\n <\/div>\n <div class=\"_faq-list_18vzw_465\" itemscope itemtype=\"https:\/\/schema.org\/FAQPage\">\n <div class=\"_card_1k55i_233 _faq-item_1k55i_652\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n <div class=\"_card-header_18vzw_353\">\n <h4> <a data-toggle=\"faq_collapse\" href=\"#faq0\"> <span itemprop=\"name\">La struttura della valvola a farfalla<\/span> <svg class=\"_icon_1k55i_658\" viewbox=\"0 0 24 24\"><path d=\"M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z\"><\/path><\/svg><\/a> <\/h4>\n <\/div>\n <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" id=\"faq0\" class=\"_collapse_18vzw_331 _open_18vzw_495\">\n <div class=\"_card-body_1k55i_245\">\n <p itemprop=\"text\">La valvola a farfalla \u00e8 una delle valvole pi\u00f9 comunemente utilizzate nei sistemi di tubazioni di produzione industriale. I componenti principali sono il corpo della valvola, la sede della valvola, lo stelo della valvola, la piastra a farfalla e il dispositivo di trasmissione. Esistono molti tipi di valvole a farfalla e anche i loro metodi di classificazione sono diversi.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_card_1k55i_233 _faq-item_1k55i_652\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n <div class=\"_card-header_18vzw_353\">\n <h4> <a data-toggle=\"faq_collapse\" href=\"#faq1\"> <span itemprop=\"name\">Il principio di funzionamento della valvola a farfalla<\/span> <svg class=\"_icon_1k55i_658\" viewbox=\"0 0 24 24\"><path d=\"M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z\"><\/path><\/svg><\/a> <\/h4>\n <\/div>\n <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" id=\"faq1\" class=\"_collapse_18vzw_331\">\n <div class=\"_card-body_1k55i_245\">\n <p itemprop=\"text\">La valvola a farfalla viene aperta e chiusa azionando il dispositivo di trasmissione per ruotare lo stelo della valvola e allo stesso tempo lo stelo della valvola aziona la piastra a farfalla per ruotare. Nel canale cilindrico del corpo della valvola a farfalla, la piastra a farfalla a forma di disco \u00e8 collegata allo stelo della valvola. La rotazione dello stelo della valvola guider\u00e0 la piastra a farfalla a ruotare per il controllo del flusso. L'angolo di rotazione \u00e8 compreso tra 0 gradi e 90 gradi. Quando la piastra a farfalla ruota di 90 gradi La valvola a farfalla si trova nella posizione completamente aperta nella tubazione. In questo momento, solo lo spessore della piastra a farfalla \u00e8 l'unica resistenza per il passaggio del fluido. La resistenza al flusso \u00e8 molto piccola. Allo stesso tempo, quando l'angolo di rotazione della piastra a farfalla \u00e8 compreso tra 0-90, pu\u00f2 essere utilizzato per regolare il mezzo. fluire.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_card_1k55i_233 _faq-item_1k55i_652\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n <div class=\"_card-header_18vzw_353\">\n <h4> <a data-toggle=\"faq_collapse\" href=\"#faq2\"> <span itemprop=\"name\">Qual \u00e8 la differenza tra una valvola a sfera e una valvola a farfalla?<\/span> <svg class=\"_icon_1k55i_658\" viewbox=\"0 0 24 24\"><path d=\"M7.41,8.58L12,13.17L16.59,8.58L18,10L12,16L6,10L7.41,8.58Z\"><\/path><\/svg><\/a> <\/h4>\n <\/div>\n <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\" id=\"faq2\" class=\"_collapse_18vzw_331\">\n <div class=\"_card-body_1k55i_245\">\n <p itemprop=\"text\">La differenza tra una valvola a sfera e una valvola a farfalla La pi\u00f9 grande differenza tra una valvola a farfalla e una valvola a sfera \u00e8 che la parte di apertura e chiusura della valvola a farfalla \u00e8 una piastra, mentre la valvola a sfera \u00e8 una sfera. La piastra della valvola della valvola a farfalla e la bobina della valvola a sfera ruotano attorno al proprio asse; la valvola a sfera La superficie di tenuta \u00e8 una superficie sferica.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/section><section id=\"section-news\" class=\"_section-padding_1k55i_514 _section-blog_1k55i_706\"><div class=\"_container_1k55i_128\">\n <div class=\"_section-header_1k55i_494 _center_1k55i_505\">\n <h2 class=\"_section-title_1k55i_498\">I nostri aggiornamenti e post sul blog<\/h2>\n <\/div>\n <div class=\"_row_1k55i_160\">\n <div class=\"_col-md-4_1k55i_170\">\n <div class=\"_blog-item_1k55i_710 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/article\/precautions-when-selecting-butterfly-valve.html\" title=\"valvola a farfalla| Precauzioni nella selezione della valvola a farfalla\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/69a3b714-3f16-4385-8557-76724d31a897.png?t=1666644800&x-oss-process=image\/resize,w_600,h_400\/format,webp\" width=\"600\" height=\"400\" alt=\"valvola a farfalla| Precauzioni nella selezione della valvola a farfalla\" class=\"_img-fluid_1k55i_123\"><div class=\"_date-time_1k55i_714\">23 Dicembre<\/div>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/article\/precautions-when-selecting-butterfly-valve.html\">valvola a farfalla| Precauzioni nella selezione della valvola a farfalla<\/a> <\/h4>\n <p>{keyword},In base alle caratteristiche della valvola a farfalla, i seguenti principi devono essere seguiti quando si selezionano le valvole a farfalla<\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-4_1k55i_170\">\n <div class=\"_blog-item_1k55i_710 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/article\/features-of-butterfly-valve.html\" title=\"| a farfalla Caratteristiche della valvola a farfalla\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/a9f79cd8-5456-494e-9b10-5a7ec1ce8e05.png?t=1666644800&x-oss-process=image\/resize,w_600,h_400\/format,webp\" width=\"600\" height=\"400\" alt=\"| a farfalla Caratteristiche della valvola a farfalla\" class=\"_img-fluid_1k55i_123\"><div class=\"_date-time_1k55i_714\">23 Dicembre<\/div>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/article\/features-of-butterfly-valve.html\">| a farfalla Caratteristiche della valvola a farfalla<\/a> <\/h4>\n <p>{keyword},La valvola a farfalla ne ha 90. Caratteristiche come l'apertura rapida e la chiusura della rotazione, leggerezza, dimensioni ridotte della struttura (in particolare la valvola a farfalla wafer) e altri vantaggi.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"_col-md-4_1k55i_170\">\n <div class=\"_blog-item_1k55i_710 _card_1k55i_233\">\n <div class=\"_card-image_1k55i_577\"> <a href=\"\/article\/where-the-butterfly-valve-is-applicable.html\" title=\"| a farfalla Dove \u00e8 applicabile la valvola a farfalla\"> <img src=\"https:\/\/seo-console-assets.goalsites.com\/uploads\/covna-china_com\/6148e12e-dcc5-419e-99f8-6df68fa341e8.png?t=1666644800&x-oss-process=image\/resize,w_600,h_400\/format,webp\" width=\"600\" height=\"400\" alt=\"| a farfalla Dove \u00e8 applicabile la valvola a farfalla\" class=\"_img-fluid_1k55i_123\"><div class=\"_date-time_1k55i_714\">23 Dicembre<\/div>\n <\/a> <\/div>\n <div class=\"_card-body_1k55i_245\">\n <h4> <a href=\"\/article\/where-the-butterfly-valve-is-applicable.html\">| a farfalla Dove \u00e8 applicabile la valvola a farfalla<\/a> <\/h4>\n <p>{keyword},Le valvole a farfalla sono adatte per la regolazione del flusso. Poich\u00e9 la perdita di pressione della valvola a farfalla nella tubazione \u00e8 relativamente grande, \u00e8 circa tre volte quella della valvola a saracinesca.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n <div class=\"text-center\"> <a href=\"https:\/\/it.covna-china.com\/articles\/all.html\" class=\"btn _btn-more_1k55i_706\" name=\"btn-section-news\">Per saperne di pi\u00f9<\/a> <\/div>\n <\/div>\n <\/section><section class=\"_section-contact_1k55i_757 _section-padding_1k55i_514\" id=\"section-contact\"><div class=\"_container_1k55i_128\">\n <div class=\"_row_1k55i_160\">\n <div class=\"_col-md-5_1k55i_171\">\n <div class=\"_contact-info_1k55i_761\">\n <h5>Contattaci<\/h5>\n <h2 class=\"_section-title_1k55i_498\">Avete domande? 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href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-manufacturer.html\">produttore di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-manufacturers.html\">produttori di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-seller.html\">venditore valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-sellers.html\">venditori di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-supplier.html\">fornitore di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-suppliers.html\">fornitori di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-wholesaler.html\">grossista di valvole a farfalla<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/butterfly-valve-with-actuator.html\">valvola a farfalla con attuatore<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/cheap-butterfly-valve.html\">valvola a farfalla economica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/china-butterfly-valve.html\">valvola a farfalla in porcellana<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-butterfly-valve.html\">valvola a farfalla personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-made-butterfly-valve.html\">valvola a farfalla su misura<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/customized-butterfly-valve.html\">valvola a farfalla personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/odm-butterfly-valve.html\">valvola a farfalla odm<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/oem-butterfly-valve.html\">valvola a farfalla oem<\/a> <\/div>\n <\/div>\n <div class=\"tab-pane\" id=\"tab-10\" role=\"tabpanel\" aria-labelledby=\"tab-10\">\n <div class=\"_tags-box_13kno_350\"> <a href=\"https:\/\/it.covna-china.com\/dlp\/best-globe-valve.html\">migliore valvola a 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href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-production.html\">produzione di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-seller.html\">venditore di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-sellers.html\">venditori di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-supplier.html\">fornitore di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-suppliers.html\">fornitori di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-supply.html\">alimentazione valvola globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/globe-valve-wholesaler.html\">grossista di valvole a globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/odm-globe-valve.html\">valvola a globo odm<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/oem-globe-valve.html\">oem valvola globo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/wholesale-globe-valve.html\">valvola a globo all'ingrosso<\/a> <\/div>\n <\/div>\n <div class=\"tab-pane\" id=\"tab-11\" role=\"tabpanel\" aria-labelledby=\"tab-11\">\n <div class=\"_tags-box_13kno_350\"> <a href=\"https:\/\/it.covna-china.com\/dlp\/3-way-pneumatic-control-valve.html\">Valvola di controllo pneumatica a 3 vie<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/best-price-pneumatic-control-valve.html\">valvola di controllo pneumatica al miglior prezzo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/buy-pneumatic-control-valve.html\">acquistare valvola di controllo pneumatica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/china-pneumatic-control-valve.html\">valvola di controllo pneumatica cina<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-in-pneumatic-are-used-to-control.html\">valvole di controllo in pneumatico sono utilizzati per il controllo<\/a> <a 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href=\"https:\/\/it.covna-china.com\/dlp\/low-price-pneumatic-control-valve.html\">valvola di controllo pneumatica a basso prezzo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/modern-pneumatic-control-valve.html\">moderna valvola di controllo pneumatica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/odm-pneumatic-control-valve.html\">Valvola di controllo pneumatica odm<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/oem-pneumatic-control-valve.html\">valvola di controllo pneumatica oem<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuator-valve-control.html\">controllo valvole attuatore pneumatico<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-control-valve-agencies.html\">agenzie di valvole di controllo pneumatiche<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-control-valve-production.html\">produzione di valvole di controllo pneumatiche<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-control-valve-seller.html\">venditore 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href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-company.html\">societ\u00e0 pneumatica di valvole di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-discount.html\">valvola di controllo pneumatica sconto<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-factories.html\">valvole di controllo fabbriche pneumatiche<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-factory.html\">valvola di controllo pneumatica fabbrica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-manufacturer.html\">produttore pneumatico di valvole di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-manufacturers.html\">produttori di valvole pneumatiche di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-price.html\">valvola di controllo pneumatica prezzo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-producer.html\">produttore pneumatico di valvole di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-production.html\">produzione pneumatica di valvole di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-seller.html\">valvola di controllo venditore pneumatico<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-sellers.html\">valvole di controllo venditori pneumatici<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-supplier.html\">fornitore pneumatico della valvola di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-suppliers.html\">fornitori pneumatici di valvole di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-supply.html\">alimentazione pneumatica valvola di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/control-valve-pneumatic-wholesaler.html\">grossista pneumatico valvola di controllo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-control-valve-pneumatic.html\">valvola di controllo pneumatica personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-made-control-valve-pneumatic.html\">valvola di controllo pneumatica su misura<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/customized-control-valve-pneumatic.html\">valvola di controllo pneumatica personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/flow-control-valve-in-pneumatic-system.html\">valvola di controllo del flusso in sistema pneumatico<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/high-quality-control-valve-pneumatic.html\">valvola di controllo pneumatica di alta qualit\u00e0<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/odm-control-valve-pneumatic.html\">valvola di controllo odm pneumatica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/oem-control-valve-pneumatic.html\">oem valvola di controllo pneumatica<\/a> <\/div>\n <\/div>\n <div class=\"tab-pane\" id=\"tab-13\" role=\"tabpanel\" aria-labelledby=\"tab-13\">\n <div class=\"_tags-box_13kno_350\"> <a href=\"https:\/\/it.covna-china.com\/dlp\/china-pneumatic-actuated-valve.html\">valvola pneumatica ad azionamento porcellana<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-pneumatic-actuated-valve.html\">valvola pneumatica azionata su misura<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-made-pneumatic-actuated-valve.html\">valvola pneumatica su misura<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/customized-pneumatic-actuated-valve.html\">valvola pneumatica ad azionamento personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/high-quality-pneumatic-actuated-valve.html\">valvola pneumatica ad azionamento di alta qualit\u00e0<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/odm-pneumatic-actuated-valve.html\">valvola pneumatica odm<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/oem-pneumatic-actuated-valve.html\">oem valvola pneumatica azionata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-3-way-valve.html\">valvola pneumatica a 3 vie<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-ball-valve.html\">valvola a sfera pneumatica azionata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-butterfly-valve.html\">valvola a farfalla pneumatica azionata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-control-valve.html\">valvola di controllo pneumatica<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-gate-valve.html\">valvola a saracinesca pneumatica azionata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-company.html\">azienda di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-discount.html\">sconto valvola pneumatica azionata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-exporter.html\">esportatore di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-exporters.html\">esportatori di valvole pneumatiche azionate<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-factories.html\">fabbriche di valvole pneumatiche azionate<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-factory.html\">fabbrica di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-manufacturer.html\">produttore di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-manufacturers.html\">produttori di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-production.html\">produzione di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-seller.html\">venditore di valvole pneumatiche azionate<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-supplier.html\">fornitore di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-suppliers.html\">fornitori di valvole pneumatiche ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/pneumatic-actuated-valve-wholesaler.html\">grossista di valvole pneumatiche ad azionamento pneumatico<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/professional-pneumatic-actuated-valve.html\">valvola pneumatica professionale ad azionamento<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/top-quality-pneumatic-actuated-valve.html\">valvola pneumatica ad azionamento di alta qualit\u00e0<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/wholesale-pneumatic-actuated-valve.html\">valvola pneumatica all'ingrosso<\/a> <\/div>\n <\/div>\n <div class=\"tab-pane\" id=\"tab-14\" role=\"tabpanel\" aria-labelledby=\"tab-14\">\n <div class=\"_tags-box_13kno_350\"> <a href=\"https:\/\/it.covna-china.com\/dlp\/best-motorized-operated-valve.html\">migliore valvola motorizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/best-price-motorized-operated-valve.html\">valvola motorizzata al miglior prezzo<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/china-motorized-operated-valve.html\">valvola motorizzata in porcellana<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-motorized-operated-valve.html\">valvola motorizzata personalizzata<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/custom-made-motorized-operated-valve.html\">valvola motorizzata su misura<\/a> <a href=\"https:\/\/it.covna-china.com\/dlp\/customized-motorized-operated-valve.html\">valvola motorizzata 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