黄铜 CuZn43Pb2 | CW623N
符合各种标准的黄铜标记：
| ISO: | CuZn43Pb2 |
| EN: | CW623N |
| DIN: | - |
| Wnr: | - |
| NFA FR | - |
| UNS USA | - |
| BS GP old | CZ130 |
| PN | - |
化学成分（根据 EN 1652 / EN 12164）：
| CuZn43Pb2 | |
| Cu [%] | 55,0-57,0 |
| Al [%] | ≤0,05 |
| Fe [%] | ≤0,3 |
| Ni [%] | ≤0,3 |
| P [%] | - |
| Pb [%] | 1,6-3,0 |
| Sn [%] | ≤0,3 |
| Si [%] | - |
| As [%] | - |
| Mn [%] | - |
| Sb [%] | - |
| Zn [%] | reszta |
| 其他 [%] | ≤0,2 |