铜 CW021A | Cu-HCP | SE-Cu | 2.0070
根据各种标准的铜名称：
| EN Numer: | CW021A |
| EN Symbol: | Cu-HCP |
| DIN: | SE-Cu |
| Wnr: | 2.0070 |
| NFA FR | - |
| UNS USA | C10300 |
| BS GP old | - |
| PN | - |
铜和铜合金的化学成分（根据 EN 1652 / EN 13601 / EN 1172 标准）：
| Cu-HCP | |
| Cu | 99,95 [%] |
| Bi | ≤0,0005 [%] |
| O | - [%] |
| P | 0,002-0,007 [%] |
| Pb | ≤0,005 [%] |
| Be | - [%] |
| Co | - [%] |
| Cr | - [%] |
| Fe | - [%] |
| Mn | - [%] |
| Ni | - [%] |
| Si | - [%] |
| Zr | - [%] |
| Al | - [%] |
| As | - [%] |
| Zn | - [%] |
| C | - [%] |
| Te | - [%] |
| Ag | - [%] |
| Sn | - [%] |
| 其他 | ≤0,03 [%] |
| 不包含 | Ag, P |