柱状晶组织HAl77-2铝黄铜的力学性能与加工硬化行为
莫永达, 姜雁斌, 刘新华, 谢建新

MECHANICAL PROPERTIES AND WORK HARDENING BEHAVIOR OF COLUMNAR-GRAINED HAl77-2 BRASS
MO Yongda, JIANG Yanbin, LIU Xinhua, XIE Jianxin
表1 柱状晶组织HAl77-2铝黄铜室温拉伸力学性能
Table 1 Mechanical properties of the columnar-grained HAl77-2 brass specimens with different grain sizes
Grain size / mm ss / MPa sb / MPa d / %
2.0 55 218 70.4
3.2 48 199 75.1
6.0 45 182 84.4