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【化學(xué)成分】Chemical Composition(%)
| Cu | Sn | Other | ||
| ≧99% | 0.15%-0.2% | max 0.1% |
*化學(xué)成分僅供參考
【物理特性】Physical Properties
| Density | 比重 | g/cm3 | 8.9 |
| Electrical Conductivity | 導(dǎo)電率[注- ] | %IACS | 76 |
| Thermal Conductivity | 熱傳導(dǎo)系數(shù) | W/(m. K) | 330 |
| Coefficient of Thermal Expansion | 熱膨脹系數(shù) | 10 -6/K | 17.3 |
| Modulus of Elasticity | 彈性系數(shù) | GPa (kN/mm2) | 120 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | 應(yīng)力緩和率 | % | 70 |
以上數(shù)值皆為平均參考值，僅供參考
注一：此數(shù)值以最低Temper為基準(zhǔn)
【機(jī)械特性】Mechanical Properties
| Temper | Tensile Strength MPa (N/mm2) | Yield Strength MPa (N/mm2) | Elongation % | Hardness HV | Bendability 90°折彎 | |
| 狀態(tài) | 抗張（拉）強(qiáng)度 | 降伏強(qiáng)度 | 伸長(zhǎng)率 | 硬度 | 厚度≤0.5mm | |
| G/W | B/W | |||||
| R250 | ≧250 | ≤140 | ≧20 | 60-85 | 0 | 0 |
| R300 | 300-370 | ≧270 | ≧10 | 80-110 | 0 | 0 |
| R360 | 360-430 | ≧310 | ≧7 | 110-130 | 0 | 0 |
| R420 | 420-490 | ≧370 | ≧5 | 120-150 | 1 | 1 |
| R460 | ≧460 | ≧410 | ≧4 | ≧135 | 1 | 1.5 |
*硬度僅供參考
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