牌号 Alloy Grade |
Cu | Pb | Al | Fe | Sn | Zn | P | 杂质 Impurities |
---|---|---|---|---|---|---|---|---|
QSn6.5-0.1 | REM | ≤0.02 | ≤0.002 | ≤0.05 | 6.0~7.0 | ≤0.3 | 0.10~0.25 | ≤0.4 |
QSn6.5-0.4 | — | ≤0.02 | ≤0.002 | ≤0.02 | 6.0~7.0 | ≤0.3 | 0.26~0.40 | ≤0.4 |
QSn7-0.2 | — | ≤0.02 | ≤0.01 | ≤0.05 | 6.0~8.0 | ≤0.3 | 0.10~0.25 | ≤0.45 |
QSn5-0.2 | — | ≤0.05 | — | ≤0.1 | 4.2~5.8 | ≤0.3 | 0.03~0.35 | ≤0.95 |
C54400 | — | 3.0-4.0 | — | ≤0.1 | 3.5~4.5 | 1.5~4.5 | 0.01~0.5 | — |