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Synergistic roles of M2C precipitates and reversed austenite in the strengthening and toughening of a CoNi secondary hardening steel

delete2026-08-03
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PRE
AI
S
Shangkun Wang
X
Xinyan Zhao
T
Tan Zhao
X
Xiao-Han Wan
Y
Yaohui Jin
L
Liujie Xu
邓
邓想涛 (Xiangtao Deng) *
Z
Zhaodong Wang
DOI：10.1016/j.matchar.2026.116878delete
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Abstract

Abstract

En 中文
• 500 °C tempering gave peak M2C strengthening. • Reverted austenite governed toughness evolution. • Film-like austenite raised stable crack propagation energy. • Optimal strength-toughness balance occurred at 570 °C.
Keywords:
Secondary hardening steel
M2C precipitates
Reversed austenite
Strengthening-toughening mechanism
Stable crack propagation

Journal

Materials Characterization cover
Materials Characterization
IF:
5.5
Papers:
1.1W
Citations:
3.4W

Organization

W
wuhan university of science and technology
Scholars:
3.9K
Papers: 1.3K
Citations: 0
A
ansteel group co., ltd.
Scholars:
3
Papers: 1
Citations: 0
N
Northeastern University
Scholars:
2.3W
Papers: 1.5W
Citations: 3.0W
H
henan university of science and technology
Scholars:
1.7K
Papers: 545
Citations: 0
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