含Cu马氏体时效不锈钢的组织与强韧性

王滨, 牛梦超, 王威, 姜涛, 栾军华, 杨柯

Microstructure and Strength-Toughness of a Cu-Contained Maraging Stainless Steel

WANG Bin, NIU Mengchao, WANG Wei, JIANG Tao, LUAN Junhua, YANG Ke

图1 含Cu马氏体时效不锈钢试样在480℃不同时效时间下的力学性能及商用马氏体时效不锈钢强度-冲击韧性对比图

Fig.1 Mechanical properties of Cu-contained maraging stainless steel samples as a function of aging time at 480oC (a) hardness-aging time curve (b) engineering stress-strain curves (WQ—water quenching) (c) impact energy and fracture toughness under different conditions (d) typical strength-impact toughness profiles of commercial maraging stainless steels