上海大学（浙江）高端装备基础件材料研究院
Zhejiang Research Institute for Advanced Machine Component Materials, SHU
A550钢板的力学性能
Hardness HB
Rp0.2/MPa
Rm/MPa
A50/%
Akv@ -40℃
550~600
≥1600
≥1900
≥8
≥6
