C5191青銅化學成份:
銅 {Cu}Copper :其余;錫 {Sn}Stannum :5.0~7.0;磷 {P}Phosphorus: 0.03-0.35 (不計入雜質)
鋅 {Zn}Zinc:≤0.1;鉛 {Pb}Plumbum:≤0.02(雜質);鋁 {Al}Aluminum:≤0.02(雜質)
鐵 {Fe}Iron :≤0.02(雜質);鈹 {Be}Beryllium :≤0.02(雜質)
注:雜質總和≤0.5
鑄造鋁青銅的雜質限量(GB/T1176-1987)
合金牌號 | 雜質限量,不大于(%) | ||||||||||
銻 | 硅 | 磷 | 砷 | 碳 | 鎳 | 錫 | 鋅 | 鉛 | 錳 | 總和 | |
ZCuAl8Mn13Fe3 | 0.15 | 0.10 | 0.3 | 0.02 | 1.0 | ||||||
ZCuAl8Mn13Fe3Ni2 | 0.15 | 0.10 | 0.3 | 0.02 | 1.0 | ||||||
ZCuAl9Mn2 | 0.05 | 0.20 | 0.10 | 0.50 | 0.2 | 1.5 | 0.1 | 1.0 | |||
ZCuAl9Fe4Ni4Mn2 | 0.15 | 0.10 | 0.20 | 1.0 | |||||||
ZCuAl10Fe3 | 0.20 | 3.0 | 0.3 | 0.4 | 0.2 | 1.0 | 1.0 | ||||
ZCuAl10Fe3Mn2 | 0.05 | 0.10 | 0.01 | 0.01 | 0.1 | 0.5 | 0.3 | 0.75 |