2 GPa超高强中锰钢中的夹杂物对其高周疲劳性能的影响

李昌鹏, 庞建超, 王子龙, 李云杰, 李琳琳

Effect of Size and Distribution of Inclusions on High-cycle Fatigue Properties of a 2 GPa-graded Ultra-high-strength Medium-Mn Steel

LI Changpeng, PANG Jianchao, WANG Zilong, LI Yunjie, LI Linlin

图8 夹杂物位于不同位置的S-N曲线和夹杂物尺寸对疲劳性能的影响

Fig.8 Effect of inclusion location and size on fatigue performance (a) S-N curves for inclusions at different locations, (b) statistical distribution of inclusion sizes, (c) relationship between inclusion size and fatigue life at constant stress amplitude