Effect of nonmetallic inclusions on steel welds metal hot cracking

[摘要] Intercrystally distributed nonmetallic inclusions greatly increase weld susceptibility to hot cracking. Oxide and sulphide inclusions are the result of contaminated base material or its highly oxidised surfaces and they can be a...

[学科分类] 金属与冶金

[关键词] nonmetal inclusions;dissolution of base metal;oxidized surface;hot cracking