In welder qualification tests, candidates are often required to submit a bend test or a macro section. Inspectors use ISO 17639 to evaluate the welder’s skill by looking for internal porosity or inclusions that would fail the candidate.
: It guides testers in revealing weld geometry and identifying defects such as cracks, porosity, or lack of fusion through destructive sectioning. Examination Types : iso 17639 pdf free download
The ISO 17639 standard covers several key aspects of radiographic testing, including: In welder qualification tests, candidates are often required
The standard provides guidelines for destructive testing to reveal the features of a welded joint, usually through transverse sections iTeh Standards Scope & Purpose In welder qualification tests
The ISO 17639 standard is essential for several reasons: