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3 一次淬火+高温回火保温不同时间后GCr15轴承钢的XRD谱
Fig.3 XRD patterns of GCr15 bearing steel after first quenching and high-temperature tempering at 700 oC for different time