Porosity in Welding: Ways to Prevent & Detect It
Porosity in welding is trapped gas. Learn its causes and prevention, AWS D1.1, ASME and API 1104 limits, and why RT usually beats UT for rounded pores.
Category
Welding Inspection
4 articles
Weld Defect Types: Identification & UT Detection Methods
Weld defect types split into planar and volumetric flaws, and that split picks the NDT method. Causes, UT probe angles, code limits and rail weld rules.
Slag Inclusion in Welds: Causes, Prevention and UT Detection
A slag inclusion is flux residue trapped between weld passes. Causes, prevention, the UT A-scan signature, and AWS D1.1, ASME VIII and B31.3 limits.
Aluminothermic Weld Inspection: Proven Safety Guide
Aluminothermic Weld Inspection uses ultrasonic testing to detect hidden weld defects and improve safety in rail and heavy engineering.