长期时效对20Cr1Mo1VTiB螺栓钢的组织和力学性能的影响
赵孟雅, 彭涛, 赵吉庆, 杨钢, 杨滨

Effect of Long-term Aging on Microstructure and Mechanical Properties of 20Cr1Mo1VTiB Bolt Steel
ZHAO Mengya, PENG Tao, ZHAO Jiqing, YANG Gang, YANG Bin
表1 20Cr1Mo1VTiB螺栓钢的化学成分(%,质量分数)
Table 1 Chemical composition of the 20Cr1Mo1VTiB bolt steel (mass fraction, %)
CCrMoVTiBSiMnSPNiCu
0.221.171.020.910.0560.0040.0420.280.00150.00490.00920.0053