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<strong> 焊管全稱叫<a href="www.n7203.cn" target="_blank">焊接管</a>，它是由帶鋼卷制焊接而成，因有焊縫故屬有縫鋼管，而無縫鋼管是由鋼坯熱輥壓成形，因無縫隙而得名。焊管因有焊縫其耐壓的強度就不如無縫管高。 </strong> </p> <p> <strong><img src="/Upload/image/20200605/20200605094772737273.jpg" width="600" height="800" alt="" /><br /> </strong> </p> <strong> ?，斕劁摵腹苁歉鶕腹軓U料因果關系剖析材料中掌握到，在其中軋輥調整加工工藝在全部加工過程中具有了十分關鍵的功效。就是在加工過程中，假如軋輥毀壞或磨損比較嚴重時，那麼就必須立即在發電機組上必須拆換一部分軋輥，或某一種類焊管持續生產了充足的總數，必須拆換全套的軋輥。在拆換的全過程中，另外還必須對軋輥開展相對的調整，才可以得到優良的焊管品質。相反，假如軋輥調整得不太好，那麼很可能會造成焊管管縫出現扭曲、搭焊、邊沿波浪紋、起包及管身表層有壓印或刮傷，乃至是橢圓形度大等缺點。 </strong><br /></td> </tr> <tr> <td align="left" style="border-top:1px #CCCCCC dotted; padding:5px; line-height:25px;">上一篇: <a href=new.asp?/63_3.html>厚壁直縫焊管的熱卷工藝</a>　<br>下一篇: <a href=new.asp?/70_3.html>如何生產大口徑直縫錐型焊管</a></td> </tr> </table> <div align="left" style="width:890px; height:30px; line-height:30px; background:#EFEFEF; margin-top:20px; padding-left:20px;">相關信息</div> <table width="910" border="0" cellpadding="0" cellspacing="0" style="border:1px #EFEFEF solid"> <tr> <td 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