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關鍵詞搜索: 隱形焊管 山東鋼管廠 焊管生產廠

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德州隱形焊管的成型

返回列表 來源:華洋瀏覽:17 發布日期:2019-5-5 13:41:54

隱形焊管是將熱軋板卷經過成型機成型后,使鋼卷變形為圓滑的圓筒狀,利用高頻電流的集膚效應和鄰近效應或焊劑層下燃燒的電弧舉行焊接,使管坯邊緣加熱熔化,并在一定的擠壓力作用下熔合,經最終冷卻成型。中間管坯邊緣利用高頻電流熔化的被稱為高頻直縫焊管(ERW),利用電弧熔化的被稱為直縫埋弧焊管(LSAW)。

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