Welding defects such as collapse of molten pool, burning through, would like to happen in the high efficient gas shielded metal arc welding.
应用高效的气体保护熔化极电弧焊焊接铝合金薄板时，容易出现熔池下塌、烧穿等焊接缺陷。
English Name:Welding and allied processes - Recommendations for joint preparation - Manual metal-arc welding, gas-shielded metal-arc welding, gas welding, TIG welding and beam welding of steels.
简体中文标题：焊接和相关工艺。接缝制备的建议。钢的手动金属电弧焊、气体保护金属电弧焊、气焊、TIG焊接和束焊。
Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.
焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。
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