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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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首頁 > 鋼管百科 > 焊接鋼管的三種生產方式

焊接鋼管的三種生產方式

日期:2020-01-07

第一種生產方式:將管坯(板,帶)直接成型為管,其主要過程是板帶的成型,焊接和上漿。特點:生產工藝低,工程工藝簡單,生產周期短,產品精度低。

焊接鋼管的三種生產方式

第二種生產方式:將鋼坯的方坯焊接(板,帶)直接成形為一定尺寸的鋼管,然后經冷拔或冷軋制成成品鋼管,稱為DOM焊接鋼管。它的主要過程是成形,焊接,定徑,冷軋或冷拔(有芯棒或無芯棒)或連續冷拔(即焊接,冷拔接頭生產線)。特點:生產程序,工藝流程和生產周期長,占地面積大,尺寸精密產品,內外表面光潔,機械性能和組織狀態良好。

第三種生產方式:將管坯焊接(板,帶)直接成型為一定尺寸的鋼管,轉變成連續冷沉成成品的還原鋼用軋機。其主要過程是成形,焊接,連續冷卻降低。特點:生產工藝緊湊,工藝流程簡潔,生產效率高,規格范圍變化快,生產直徑小,薄壁電焊鋼管。

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