晶粒尺寸对304奥氏体不锈钢组织演变和性能的影响

孙京丽,周海涛,陈莉,吴宏,刘维丽,姚斐,徐玉棱

Grain Size Effect on Microstructure Evolution and Properties of 304 Austenitic Stainless Steel

Jingli SUN,Haitao ZHOU,Li CHEN,Hong WU,Weili LIU,Fei YAO,Yuling XU

表5 变形热处理试样力学性能

Table 5 Mechanical properties of deformed and heated samples

Specimen Rm/MPa HRB(RD) HRB(ND) HRB(TD) R3-1#-10% 628±3.0 77±1.8 78.8±1.7 78.5±1.4 R3-2#-10% 624±2.6 74.3±3.5 77.1±1.5 76.4±3.1