TA1/X80复合板用TiNi/NiCrMo双过渡层熔焊对接接头组织及性能*

吴伟刚, 张敏, 丁旭, 史倩茹, 井强

Microstructure and Mechanical Property of Fusion Weld Butt Joints of TA1/X80 Composite Plate with TiNi and NiCrMo Double-Transition Layers

WU Weigang, ZHANG Min, DING Xu, SHI Qianru, JING Qiang

表1 焊接接头力学性能

Table 1 The tensile, impact and bending test result of welded joint

Test location Tensile strength Rm /MPa Yield strength Rel /MPa A /% Z /% Impact energy Akv (J)/25℃ Bending strength and bending angle (MPa/°) Normal bend Root bend Base metal 715.4 693.5 11.5 49 188 1441/110 1332/57 Weld seam 501.1 389.1 9.5 34 35 1250/97 843/47