逆转变奥氏体对0Cr16Ni5Mo1超级马氏体不锈钢低温冲击韧性的影响
宋逸思, 廖瑜, 李传维, 陈益华, 顾剑锋

Effects of Reversed Austenite on the Cryogenic Impact Toughness of 0Cr16Ni5Mo1 Super Martensitic Stainless Steel
SONG Yisi, LIAO Yu, LI Chuanwei, CHEN Yihua, GU Jianfeng
表1 不同热处理条件下0Cr16Ni5Mo1超级马氏体不锈钢的力学性能
Table 1 Mechanical properties of 0Cr16Ni5Mo1 super martensitic stainless steel samples under different heat treatment conditions
Sample

σ0.2

MPa

σb

MPa

δ

%

ak / (J·cm-2)
25 oC-196 oC
As-quenched1050 ± 231208 ± 288.3 ± 0.4114.4 ± 5.216.4 ± 4.6
QT717 ± 8882 ± 1118.8 ± 1.5158.6 ± 3.636.4 ± 4.2
QI745 ± 16919 ± 1013.9 ± 0.4145.2 ± 3.227.4 ± 3.0
QIT668 ± 13857 ± 1220.0 ± 1.2174.0 ± 4.4115.4 ± 4.0