奥氏体不锈钢的显微硬度与拉伸性能的关系

王权, 李一磊, 庞建超, 高崇, 姚迪, 张辉, 李守新, 张哲峰

Quantitative Relationship of Microhardness with Tensile Properties of 316L Austenitic Stainless Steel

WANG Quan, LI Yilei, PANG Jianchao, GAO Chong, YAO Di, ZHANG Hui, LI Shouxin, ZHANG Zhefeng

表1 4种试样的力学性能参数[16]和压痕尺寸

Table 1 Mechanical properties parameters and indentation size of the four specimens

Material σy / MPa σb / MPa HV ΔD / μm ΔH / μm K n 90CR 1225 ± 8 1363 ± 13 431 6.61 1.03 3098 0.20 90WR 1010 ± 22 1170 ± 21 379 7.04 1.15 1710 0.09 40CR 793 ± 23 904 ± 8 310 7.73 1.43 1087 0.06 ST 285 ± 3 667 ± 11 196 10.49 1.55 895 0.22