Slag, flux, oxides, or metallic particles like tungsten or copper.
Undercuts, excess convexity, overlap, misalignment, and sagging. gost 30242 97 v pdf skachat
Incomplete fusion between beads or the root. Slag, flux, oxides, or metallic particles like tungsten
While widely recognized, it has been officially superseded in the Russian Federation by GOST R ISO 6520-1-2012 since January 1, 2014. Classification of Defects and defining defects in welds
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Gas pores, clusters, elongated cavities, and shrinkage.
The standard establishes a unified system for naming, identifying, and defining defects in welds, heat-affected zones (HAZ), and base metals during fusion welding.