GB/T 20490-2023

Non-destructive testing (NDT) methods of steel tubes—Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections

NORMA vydaná dňa 6.8.2023

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The information about the standard:

Designation standards: GB/T 20490-2023
Publication date standards: 6.8.2023
Country: Chinese technical standard
Kategória: Technické normy GB