C70250 返回列表
【化学成分】Chemical Composition(%)
Cu | Ni | Si | Mg | ||
Balance | 2.2%-4.2% | 0.25%-1.2% | 0.05%-0.3% |
*化学成分仅供参考
【物理特性】Physical Properties
Density | 比重 | g/cm3 | 8.8 |
Electrical Conductivity | 导电率[注- ] | %IACS | 40 |
Thermal Conductivity | 热传导系数 | W/(m. K) | 190 |
Coefficient of Thermal Expansion | 热膨胀系数 | 10 -6/K | 17.6 |
Modulus of Elasticity | 弹性系数 | GPa (kN/mm2) | 130 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | 应力缓和率 | % | 83 |
以上数值皆为平均参考值,仅供参考
注一:此数值以最低Temper为基准
【机械特性】Mechanical Properties
Temper | Tensile Strength MPa (N/mm2) | Yield Strength MPa (N/mm2) | Elongation % | Hardness HV | Bendability 90°折弯 | |
状态 | 抗张(拉)强度 | 降伏强度 | 伸长率 | 硬度 | 厚度≤0.5mm | |
G/W | B/W | |||||
R620(TM00) | 620-760 | ≧500 | ≧10 | 180-220 | 0 | 0 |
R655(TM02) | 650-780 | ≧585 | ≧7 | 200-240 | 1 | 1 |
R690(TM03) | 690-800 | ≧655 | ≧5 | 220-260 | 1.5 | 1.5 |
R750(TM04) | 750-840 | ≧720 | ≧4 | 230-270 | 2.5 | 2.5 |
TR02 | 607-726 | ≧550 | ≧6 | 180-220 | 1 | 3 |
*硬度仅供参考