1.0Wenzhou HongTai Fluid Equipment Co.Ltdhttps://www.hongtaivalve.com/zhsystemhttps://www.hongtaivalve.com/zh/author/system/rich600338<blockquote class="wp-embedded-content" data-secret="u3IEL3tQvc"><a href="https://www.hongtaivalve.com/zh/butterfly-valve-introduction-principle-and-characteristics/">Butterfly Valve: Introduction, Principle, and Characteristics</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.hongtaivalve.com/zh/butterfly-valve-introduction-principle-and-characteristics/embed/#?secret=u3IEL3tQvc" width="600" height="338" title="《 Butterfly Valve: Introduction, Principle, and Characteristics 》—Wenzhou HongTai Fluid Equipment Co.Ltd" data-secret="u3IEL3tQvc" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://www.hongtaivalve.com/wp-includes/js/wp-embed.min.js /* ]]> */ </script>https://www.hongtaivalve.com/wp-content/uploads/2025/08/未标题-1.jpg800800The butterfly valve is a sanitary-type on/off valve that can be used in intelligent control systems or operated manually. Due to its large opening area and low fluid resistance, it provides gentle handling of products with low to medium viscosity. … Readmore