Cr铁素体耐热钢与奥氏体耐热钢的异种材料扩散连接接头组织演变及力学性能
化雨, 陈建国, 余黎明, 司永宏, 刘晨曦, 李会军, 刘永长

Microstructure Evolution and Mechanical Properties of Dissimilar Material Diffusion-Bonded Joint for High Cr Ferrite Heat-Resistant Steel and Austenitic Heat-Resistant Steel
HUA Yu, CHEN Jianguo, YU Liming, SI Yonghong, LIU Chenxi, LI Huijun, LIU Yongchang
表2 焊后热处理前后扩散连接试样接头的拉伸实验结果
Table 2 Tensile test results of the diffusion-bonding joints before and after PWHT
SpecificationTemperature / oCAverage tensile strength / MPaRp0.2 / MPaElongation / %Shrinkage / %
Before PWHT25601.68263.5633.0550.66
600322.45153.7921.7947.62
After PWHT25558.82249.3724.7431.69
600290.45153.3812.2629.34