沉淀强化钢中两相区NiAl相和富Cu相的析出特点

王晓姣, 沈琴, 严菊杰, 邱涛, 汪波, 李慧, 刘文庆

PRECIPITATION CHARACTERIZATION OF NiAl AND Cu-RICH PHASES IN DUAL-PHASE REGION OF PRECIPITATION STRENGTHENING STEEL

WANG Xiaojiao, SHEN Qin, YAN Jujie, QIU Tao, WANG Bo, LI Hui, LIU Wenqing

表1 实验用沉淀强化钢的化学成分

Table 1 Chemical compositions of the precipitation-hardening steel

Composition Ni Al Cu Mn C V Cr Mo Si Fe Mass fraction / % 3.13 1.09 0.95 1.87 0.15 0.18 0.13 0.32 0.24 Bal. Atomic fraction / % 2.93 2.22 0.82 1.87 0.69 0.19 0.14 0.18 0.47 Bal.