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

图1 淬火+回火(QT)和淬火+临界区退火+回火(QIT)热处理工艺示意图

Fig.1 Schematics of quenching + tempering (QT) (a) and quenching + intercritical annealing + tempering (QIT) (b) heat treatment processes (Ac1 and Ac3 are start and end temperatures of austenite transformation, respectively)