GB/T 40791-2021: Non-destructive testing of steel tubes - Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections

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Scope

This Document specifies requirements for film-based radiographic X-ray testing of the
longitudinal or helical weld seams of automated fusion arc-welded steel tubes for the detection
of imperfections.
This Document can also be applicable to the testing of circular hollow sections.
NOTE 1: As an alternative, see ISO 10893-7 for digital radiographic testing.
NOTE 2: Radiographic inspection of butt weld seam can be performed by reference.

Basic Data

Standard ID	GB/T 40791-2021 (GB/T40791-2021)
Description (Translated English)	Non-destructive testing of steel tubes - Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H26
Word Count Estimation	17,116
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration