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5 不同应变速率GH4169合金母材和激光焊接接头的拉伸性能比较

Fig.5 Tensile properties of the base metal and laser welded joint of GH4169 alloy under various strain rates (welded joint: WJ; base material: BM) (a) yield strength; ultimate tensile strength; (b) elongation