Cu-V双合金化3Mn钢的组织和力学性能

许仁杰, 屠鑫, 胡斌, 罗海文

Microstructure and Mechanical Properties of Cu-V Dual Alloyed 3Mn Steel

XU Renjie, TU Xin, HU Bin, LUO Haiwen

表3 不同样品在变形前后的奥氏体体积分数

Table 3 Austenite volume fractions in all the specimens before/after the tensile deformations (%)

Specimen Before deformation After deformation Transformed percentage WR550 1.3 ± 0.12 None None WR600 2.1 ± 0.09 WR650 8.3 ± 0.41 WR550-690 31.4 ± 0.71 5.2 ± 0.46 83.4 WR600-690 22.3 ± 0.56 7.1 ± 0.28 68.1 WR650-690 28.3 ± 0.89 6.4 ± 0.25 77.3 HR550-690 21.1 ± 0.31 7.4 ± 0.36 64.9 HR600-690 15.7 ± 0.43 7.5 ± 0.43 52.2 HR650-690 18.1 ± 0.49 6.8 ± 0.49 62.4