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API 5L welded Spiral steel pipe / welded spiral pipe / spiral steel tube / API Spiral steel pipe. API 5L Welded Spiral Steel Pipe 1.OD:219mm-4220 mm 2.WT:4mm-25mm 3. High quality, Low MOQ 4.Standard:JIS A5525, API PSL1, PSL2. ERW steel pipe1.we …

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ERW Steel Pipe and Tube, ERW Casing - hu-steel

High-frequency straight seam electric-resistance welded steel pipe(erw steel pipe) is hot-rolled coil after forming machine, the use of high-frequency current skin effect and proximity effects, the tube edge heating and melting, squeeze roller under pressure welding to achieve production.

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Buy Astm A53 Grade.b 244.5mm Erw Carbon Steel Pipe

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ERW STRAIGHT WELDED STEEL PIPE - CANGZHOU STEEL PIPE …

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