
Steel products — Employer's qualification system for non-destructive testing (NDT) personnel
出版:International Organization for Standardization

专家解读视频
This document specifies an employer’s qualification system for non-destructive testing (NDT) personnel performing the testing of the following steel products under the employer’s responsibility: a) tubes/pipes (seamless or welded); b) flat products, long products, rails, bars, sections, rods and wires.
BS ISO 11484 : 2019 - Identical