Germany Standard Gun Metal Alloys
Germany Standard Gun Metal Alloys
| Copper Alloys |
CU |
SN |
PB |
ZN |
FE |
NI |
P |
AL |
MN |
SI |
SB |
S |
Impurties |
|
|
| G-CuSn2ZnPb |
80-85 |
1.5-3 |
4-6 |
7-9 |
0.3 |
1.5-2.5 |
0.03 |
0.01 |
0.1 |
0.01 |
0.25 |
0.06 |
– |
| G-CuSn5ZnPb |
83.5-86 |
4.3-6 |
4-6 |
4.5-6.5 |
0.2 |
2.3 |
0.03 |
0.01 |
0.1 |
0.01 |
0.25 |
0.06 |
– |
| G-CuSn6ZnPb |
83.5-87 |
5.8-7 |
2.5-4 |
1.5-3 |
0.2 |
1.5-2.5 |
0.03 |
0.01 |
0.1 |
0.01 |
0.3 |
0.06 |
– |
| G-CuSn7ZnPb |
81-84.5 |
6.3-8 |
5.3-7 |
3.3-5 |
0.2 |
1.8 |
0.03 |
0.01 |
0.1 |
0.01 |
0.25 |
0.06 |
– |
| RG – 2 |
83 |
2 |
8 |
5 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
| RG – 4 |
92 – 94 |
3-5 |
1-2 |
2 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
| RG – 5 |
84 – 86 |
4-6 |
4-6 |
4-6 |
0.2 |
2 |
0.03 |
0.01 |
0.1 |
0.01 |
0.25 |
0.06 |
– |
| RG – 6 |
85 |
6 |
2 |
3 |
– |
1 |
– |
– |
– |
– |
– |
– |
– |
| RG – 7 |
83-85 |
6-8 |
3-5 |
3-5 |
– |
– |
– |
– |
– |
– |
– |
– |
– |
| RG – A |
81 -87 |
5-8 |
4-6 |
7 |
– |
– |
– |
– |
– |
– |
– |
– |
– |