Ohun elo yiyan
| GB | QSn4-4-4 |
| EN | CuSn4Pb4Zn4 |
| UNS | C54400 |
| JIS | C5441 |
Kemikali Tiwqn
| Cu | Rem | % |
| Pb | 3.0-4.0 | % |
| Sn | 3.5-4.5 | % |
| Zn | 1.5-4.5 | % |
| P | 0.01-0.5 | % |
| Fe | ≤0.1 | % |
Akoko ifiweranṣẹ: Oṣu kọkanla-25-2020
Akoko ifiweranṣẹ: Oṣu kọkanla-25-2020
Ohun elo yiyan
| GB | QSn4-4-4 |
| EN | CuSn4Pb4Zn4 |
| UNS | C54400 |
| JIS | C5441 |
Kemikali Tiwqn
| Cu | Rem | % |
| Pb | 3.0-4.0 | % |
| Sn | 3.5-4.5 | % |
| Zn | 1.5-4.5 | % |
| P | 0.01-0.5 | % |
| Fe | ≤0.1 | % |