GB/T 7735-2016
Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for detection of imperfections (English Version)

Standard No.

GB/T 7735-2016

Language

Chinese, Available in English version

Release Date

2016

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Status

Be replaced 2021-04

Replace By

GB/T 7735-2016(XG1-2021)

Latest

GB/T 7735-2016(XG1-2021)

Replace

GB/T 7735-2004

Scope

This standard specifies the requirements for automatic eddy current detection of flaws in seamless steel pipes and welded steel pipes (except submerged arc welding). See Table 1 and Table 2 for the acceptance levels of flaws. This standard applies to eddy current testing of steel pipes with an outer diameter greater than or equal to 4 mm. This standard is also applicable to the testing of hollow parts.

GB/T 7735-2016 Referenced Document

• GB/T 9445-2015 Non-destructive testing.Qualification and certification of NDT personnel
• ISO 11484 Steel products — Employer's qualification system for non-destructive testing (NDT) personnel*， 2019-04-01 Update

GB/T 7735-2016 history

• 0000 GB/T 7735-2016(XG1-2021)
• 2016 GB/T 7735-2016 Automated eddy current testing of seamless and welded (except submerged arc-welded) steel tubes for detection of imperfections
• 2004 GB/T 7735-2004 Steel tubes-The inspection method on eddy current test
• 1995 GB/T 7735-1995 Steel tubes--The inspection method on eddy current test
• 0000 GB 7735-1987