烧结温度对TC4合金的微观结构和力学性能的影响

杨军,张家敏,马文瑾,杜立辉,易健宏,甘国友,游昕,李凤仙

Effect of Sintering Temperature on Microstructure and Mechanical Properties of TC4 Alloy

Jun YANG,Jiamin ZHANG,Wenjin MA,Lihui DU,Jianhong YI,Guoyou GAN,Xin YOU,Fengxian LI

表3 不同成分试样的拉伸性能

Table 3 Tensile properties of samples sintering at 1150℃ for 1.5 h with different compositions

Samples Rm/MPa RP0.2/MPa δ/% HV TiH2 562.9 486.5 28.1 228.5 TiH2-3Al-2V 839.1 775.1 21.4 318.2 TiH2-6Al-4V 914.1 861.8 7.6 355.5 Ti-6Al-4V 937.2 869.8 10.9 376.8