超洁净轴承钢中夹杂物与滚动接触疲劳寿命的关系
孙飞龙, 耿克, 俞峰, 罗海文

Relationship of Inclusions and Rolling Contact Fatigue Life for Ultra-Clean Bearing Steel
SUN Feilong, GENG Ke, YU Feng, LUO Haiwen
表1 GCr15轴承钢的化学成分 (mass fraction / %)
Table 1 Chemical compositions of GCr15 bearing steel
No.CSiMnCrNiMoCuAltAlsPSCaMgTiNOFe
10.950.270.411.550.020.010.020.0170.0150.0130.00210.00050.00070.00120.00220.0006Bal.
20.990.260.361.480.060.020.080.0150.0120.0120.00280.00050.00090.00120.00470.0005Bal.
30.950.240.361.440.020.010.020.0170.0160.0040.00140.00050.00080.00080.00220.0006Bal.