应变速率对GH4169合金焊接接头拉伸变形行为的影响*

赵强,刘杨,王磊,李妨

Effect of Strain Rate on Tensile Deformation Behavior of Laser Welded Joints of Superalloy GH4169

Qiang ZHAO,Yang LIU,Lei WANG,Fang LI

图3 优化参数条件下GH4169合金激光双面焊接接头的显微组织

Fig.3 Microstructures of double side laser welded joint of GH4169 alloy (a) overview of the welded joint; (b) base material; (c) heat-affected zone; (d) columnar zone; (e) equiaxed zone; (f) remelting zone