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 vydána dne 6.8.2023

Anglicky a čínsky -
Elektronické PDF (6724.40 CZK)

Anglicky a čínsky -

Tištěné (6724.40 CZK)

The information about the standard:

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