When defect exists in the plating the gold-plating, nickel-plating both promote the stress-corrosionfracture of the Kovar alloy.
在镀层有缺陷时，镀金、镀镍层均促进可伐合金的应力腐蚀开裂。
2
The paper discusses over the influence exerted by welding residual stress on the static strength, brittle fracture and stress-corrosion cracking of metal structure.
本文介绍了焊接残余应力对金属结构的静强度、脆性断裂以及应力腐蚀开裂的影响。
3
The formation and propagation mechanism of the cracks is discus - sed and the cause for the stresscorrosionfracture in the brass pipe is elucidated.