N-Vý]åN hÀ hÀmK Q · EN 25817, Arc-welded joints in steels — Guidance on quality levels for...
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N-Vý]åN hÀ hÀmK Q · EN 25817, Arc-welded joints in steels — Guidance on quality levels for imperfections. (ISO 5817:1992) 3 Definitions For the purposes of this standard,