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Cross-Section measurement like a compass. From North to South it is 815 mm OD and from East to West it is 810 mm. NPS is 812,8 mm

Dear Sir, Measurements were taken at both ends of the pipe, in each case in a crosswise fashion. The diameter was measured as 810 mm in one case and 814 mm in the other. Since this pipe has a relatively thin wall, the question is whether the product is outside the tolerance. We interpret the...

We have here a discussion about the interpretation of ASTM A99-23 for the permissible Variation in Outside Diameter We have a welded pipe with NPS of 812,8 mm and a wallthickness of 6 mm The measurement of the OD (cross-section) is 815 / 810 mm and 814 / 811 mm According to Table 3 of the...

Is it allowed to use the ASTM A312 Edition 2019 and ASME SA 312 Edition 2019 for seamless pipes Grade TP316/316L A manufacturer stated in the material certificate for the technical standard ASTM A312/A312M-19 Edition 2019 and ASME SA 312 : Edition 2019. According to ASME SA-312/SA-312M it is...