1.0BLIKSEN CO., LTD.https://www.bliksen.com/zh-hant/rich600338<blockquote class="wp-embedded-content" data-secret="n3Dn2MQlNG"><a href="https://www.bliksen.com/zh-hant/ss400-metal-pipe-acid-cleaning/">SS400低碳鋼管材酸洗介紹</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.bliksen.com/zh-hant/ss400-metal-pipe-acid-cleaning/embed/#?secret=n3Dn2MQlNG" width="600" height="338" title="“SS400低碳鋼管材酸洗介紹” — BLIKSEN CO., LTD." data-secret="n3Dn2MQlNG" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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.bliksen.com/wp-includes/js/wp-embed.min.js </script> https://www.bliksen.com/wp-content/uploads/迎盛-黑鐵管材酸洗後-2-e1615343219320.jpg900630本次介紹S400鋼材的酸洗及焊接，SS400應用範圍廣泛，可用於建築、車輛、船舶等等，適用於各種加工製程。 左圖可見到S400管材入料時為深黑色，為了去除表面的氧化皮及腐蝕物，達到鈍化表面提高抗腐蝕效果，透過酸性溶液進行了酸洗的處理。酸洗完成後須嚴格進行中和、沖洗、乾燥等流程，徹底清除殘留的酸液。 酸洗後管材便會呈現銀白色，如右圖所示。