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歡迎來到鹽山昱通螺旋鋼管實體生產企業!

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專業生產銷售大口徑厚壁國標螺旋鋼管,廠內加工防腐/保溫/涂塑

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厚壁大口徑直縫焊管

Product name
厚壁大口徑直縫焊管

產品描述/ Product Description

一般口徑在325以上的直縫焊管稱之為大口徑焊管。大口徑厚壁直縫焊管采用的焊接工藝為雙面埋弧焊技術,也可以在鋼管成型之后進行人工焊接,一般采用的檢測方法為探傷,探傷合格后就可以出廠。

厚壁大口徑直縫焊管

不合格的產品需要重新的焊接。大口徑厚壁直縫焊管一般適用于流體液體的輸送,鋼結構的支撐,打樁,廣泛的應用于石油化工,建筑,自來水工程,電力工業,農業灌溉,城市建設等方面。

鋼管應能承受一定的內壓力,必要時進行2.5Mpa壓力試驗,保持一分鐘無滲漏。允許用渦流探傷的方法代替水壓試驗。成型的方式主要有UOE、RBE、JCOE等,其中JCOE使用率最高。還可以根據客戶的要求再管端進行車絲處理,也叫做帶螺紋和不帶螺紋。

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