GCr15轴承钢时效过程碳化物的演化行为
刘震寰, 李勇翰, 刘洋, 王培, 李殿中

Carbide Evolution Behavior of GCr15 Bearing Steel During Aging Process
LIU Zhenhuan, LI Yonghan, LIU Yang, WANG Pei, LI Dianzhong
表2 样品的编号及其热处理工艺
Table 2 The Q-(C)-T heat treatment procedure
SampleQuenchingCryogenic treatmentTempering
#0740oC × 30 min + 840oC × 30 min + oil quenching-160oC × 120 min
#1740oC × 30 min + 840oC × 30 min + oil quenching-80oC × 120 min230oC × 120 min
#2740oC × 30 min + 840oC × 30 min + oil quenching-230oC × 120 min