
Non-destructive testing of steel tubes—Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections
NORM herausgegeben am 6.8.2023
Designation standards: GB/T 42664-2023
Publication date standards: 6.8.2023
Country: Chinese technical standard
Kategorie: Technische Normen GB