轴承用锻造铜合金的成分 (摘自GB/T 10449—1989) (%)
牌号
|
ωCu
|
ωSn
|
ωZn
|
ωAl
|
ωNi
|
ωFe
|
ωSi
|
ωMn
|
ωPb
|
ωP
|
CuSn8P
|
89.65~91.45
|
7.5~9.0
|
0.3
|
—
|
0.3
|
0.1
|
—
|
—
|
0.05
|
0.1~0.4
|
CuZn31sil
|
63.2~68.6
|
—
|
28.5~33.3
|
—
|
0.5
|
0.4
|
0.7~1.3
|
—
|
0.8
|
—
|
CuZn37Mn2A12Si
|
50.05~62.55
|
0.5
|
32.0~40.0
|
1.0~2.5
|
0.25
|
0.6
|
0.3~1.3
|
1.5~3.5
|
0.8
|
—
|
CuA19Fe4Ni4
|
75.6~82.6
|
0.2
|
8.0~11.0
|
8.0~11.0
|
2.5~4.5
|
2.5~4.5
|
0.1
|
3.0
|
0.1
|
—
|