GB/T 34628-2017: Non-destructive testing of welds -- General rules for metallic materials

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Scope

This standard gives general application rules for the selection and evaluation of weld non-destructive testing methods. The general rule is based on quality requirements, materials, welding
Seam thickness, welding process and inspection range are based on quality control.
This standard specifies the general rules for the application of non-destructive testing of different types of metal materials. This general rule contains methods for detecting metallic materials.
And/or acceptance level criteria.
The acceptance level cannot be directly understood as the quality rating specified by ISO 5817 or ISO 10042. Acceptance level and mass production of welds
Overall quality related.
Acceptance level in accordance with ISO 5817 or ISO 10042 quality level is a basic application principle, not for each display
Specific requirements.
Appendix A gives the correlation between weld quality, non-destructive testing and acceptance criteria.
Appendix B gives an overview of the standard relationship between weld quality grades, acceptance levels, and non-destructive testing methods.

Basic Data

Standard ID	GB/T 34628-2017 (GB/T34628-2017)
Description (Translated English)	Non-destructive testing of welds -- General rules for metallic materials
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	J33
Classification of International Standard	25.160.40
Word Count Estimation	18,129
Date of Issue	2017-10-14
Date of Implementation	2018-05-01
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China