非均质Mn分布对淬火-配分钢微观组织和力学性能的影响 |
张超, 熊志平, 杨德振, 程兴旺 |
Effect of Mn Heterogeneous Distribution on Microstructures and Mechanical Properties of Quenching and Partitioning Steels |
ZHANG Chao, XIONG Zhiping, YANG Dezhen, CHENG Xingwang |
图4 经不同奥氏体化时间、温度处理后的淬火-配分试样微观组织的SEM像 |
Fig.4 SEM images of microstructures of PPQ&P samples after austenitization at different temperatures and time (RA—retained austenite) (a) 770oC for 10 s (b) 770oC for 90 s (c) 770oC for 1200 s (d) 790oC for 10 s |
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