Generally, intensity of welds in FSW exceeds heat affected zone.

通常情况下, 摩擦搅拌焊的焊缝强度超过热影响区.

Central crack for the welded plate was located in the fusion zone between welding seam and heat-affected zone.

焊接板的中心裂纹处于焊缝与热影响区之间的熔合区。

The results show that the maximum residual stress appears in heat affected zone (HAZ).

结果表明，最大焊接残余应力出现在热影响区。

Declining of mechanical performance in welding seam and welding heat affected zone(HAZ) etc.

焊缝和焊接热影响区力学性能下降等不足。

Fracture toughness of heat - affected zone ( HAZ ) was between the base metal and weld metal.

焊接热影响区的断裂韧性介于母材和焊缝金属之间.

The influence of weld heating on microstructure of heat affected zone was investigated in this paper.

探讨了焊接加热对热影响区组织的影响.

The results show that the molybdenum coating is composed of white layer, diffuse layer and heat affected zone.

结果表明，钼合金涂层由白亮层、扩散层和热影响区组成；

The impact energies in fuse line (FL) and heat-affected zone were evidently lower than the values of base metals.

熔合线处和热影响区的低温冲击功相比母材均显著降低。

There exist a partly thermodynamic recrystallization, and superplastic grains appear in the thermo-mechanical affected zone.

机械热影响区存在部分动态再结晶和较明显的塑性变形晶粒。

The result shows that the fracture mode is low stress brittle fracture. The fracture is mainly caused by needle type martensite in the heat affected zone of the weld joint.

结果表明，在连接杆焊缝附近的热影响区中存在大量针状马氏体组织，在低应力的作用下，导致材料发生脆性断裂。