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2 温轧及温轧退火试样中富Cu和VC纳米析出相的尺寸、密度与体积分数
Table 2 Size, number density, and volume fraction of Cu-rich and VC nanosized precipitates in WR and WR-IA specimens

Specimen

Precipitate

Diameter

nm

Number density

m-3

Volume fraction %
WR550Cu-rich8.8 ± 1.94.51 × 10230.34
WR600Cu-rich13.6 ± 2.85.85 × 10230.77
WR650Cu-rich15.7 ± 1.73.35 × 10230.68
VC11.9 ± 3.52.15 × 10230.19
WR550-690Cu-rich19.2 ± 2.97.89 × 10220.29
VC19.3 ± 6.56.64×10220.25
WR600-690Cu-rich27.1 ± 3.51.27 × 10230.69
VC21.1 ± 6.15.89 × 10220.29
WR650-690Cu-rich34.5 ± 3.81.44 × 10220.31
VC20.2 ± 3.68.57 × 10220.37