GCr15轴承钢中渗碳体粒径的调控对其硬度的影响

刘晶, 李云杰, 秦煜, 李琳琳

Influence of Particle Size Control of Cementite on Hardness of GCr15 Bearing Steel

LIU Jing, LI Yunjie, QIN Yu, LI Linlin

图10 GCr15轴承钢的维氏硬度

Fig.10 Vickers hardness of GCr15 bearing steel under different heat treatment states (a) first quenching and high-temperature tempering, (b) secondary quenching and low-temperature tempering