ERW/HFW钢管

产品概述

ERW管道是电阻焊接钢管的缩写，HFW管道代表高频焊接钢管。管道由钢卷制成，焊缝与管道平行。它是农业、工业和建筑活动中最通用的工具之一。ERW钢管的制造工艺包括HFW。ERW焊接包括低、中、高频焊接，而HFW特别适用于高频电阻焊。

Grade	API 5L GR.B, X80 PSL1 PSL2 AS1163 / 1074, BS1387, ISO65, JIS G3444 / 3445 / 3454 / 3452 API 5CT H40 J55 K55 L80-1 N80 P110 ASTM A53 GR.A / GR.B, A252 GR.1 / GR.2 / GR.3
	C250 / C250LO / C350 / C350LO / C450 / C450LO EN10219 / 10210 / 10217 / 10255
	P195GH / P235GH / P265GH STK290-STK540, STKM11A-STKM14C, STPG370 / STPG410 / S195T S235JRH, S275JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H
Sizes	Outside Diameter: 21.3-660mm Wall Thickness: 1.0-19.05mm

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