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Supply Welded Steel Tube A672 Gr. C70 Cl22

Electric Fusion Welded Steel Tube A672 Gr. C70 Cl22
High Quality EFW/SAW Long welded steel tube&pipe acording to ASTM ASTM GR. C60/C70/B50 CL22/32.
ASTM A672 / ASME SA672 GR. C55, C60, C65, C70ELECTRIC FUSION WELDED STEEL PIPE FOR HIGH PRESSURE SERVICE AT MODERATE TEMPERATURE
We are ERW and EFW manufacturer in Tianjin China. For this high quality LSAW steel pipe, we have made it with certificates 3.2 issued by Moody Inspection. with all procedure inspection including UT, RT, HT and Heat Treatment(CL22) or Normalizing(CL32).
If you have such high specification inquiry, please contact us to know more details.
We have WPS, PQR, Welder Qualification, FP, ITP ect.
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Annealing ( The heat treatment acc. To ASTM A-672 C70 Table 2 must be a PWHT ) was taken for all welded pipes. Temperature was round 600 C, holding time was at least 100 min. The process complied with ASTM A516 And 672, ASME section II Part A

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