高速列车车轴DZ2钢的强韧性关系和低温脆性
刘硕, 张鹏, 王斌, 汪开忠, 许自宽, 胡芳忠, 段启强, 张哲峰

Investigations on Strength-Toughness Relationship and Low Temperature Brittleness of High-speed Railway Axle Steel DZ2
LIU Shuo, ZHANG Peng, WANG Bin, WANG Kaizhong, XU Zikuan, HU Fangzhong, DUAN Qiqiang, ZHANG Zhefeng
图6 DZ2钢在不同温度回火后的冲击功与回火温度的关系
Fig.6 Relationship between impact energy and tempering temperature (a) 20oC room temperature impact energy; (b) -40oC low temperature impact energy