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English Translations » 【换热设备】 » Welding procedure qualification for A182F91, A182F9

Welding procedure qualification for A182F91, A182F9

2017-01-11View Original

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A182F91 and A182F9 – welding procedure qualification; the material grades P No. are 15E and 5B respectively, and their chemical compositions are quite similar. Why is there such a distinction? Are the test items for welding qualification PQR different?
Reply #22017-01-13
P91, T91, F91 – these all have V

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Translated at 2026-07-21 04:27:48

Original: https://bbs.hcbbs.com/thread-1664204-1-1.html

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