C5210-HQReturn
【chemical composition】Chemical Composition(%)
| Sn | P | Zn | Fe | Cu+Sn+P | |
| 7.0-9.0 | 0.03-0.35 | 0.2 max | 0.1 max | 99.5 min |
*Chemical composition is for reference only
【physical characteristics】Physical Properties
| Density | proportion | g/cm3 | 8.8 |
| Electrical Conductivity | Conductivity[note -] | %IACS | 12 |
| Thermal Conductivity | heat conductionsystemnumber | W/(m. K) | 63 |
| Coefficient of Thermal Expansion | thermal expansionsystemnumber | 10 -6/K | 18.2 |
| Modulus of Elasticity | elasticsystemnumber | GPa (kN/mm2) | 110 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | Stress relaxation rate | % | 60 |
The above values of stress relaxation rate are average reference values for reference only
Note 1: this value is based on the lowest temperature
【mechanical properties】Mechanical Properties
| Temper | Tensile Strength MPa (N/mm2) | Yield Strength MPa (N/mm2) | Elongation % | Hardness HV | Bendability 90°Bend | |
| state | Tensile strength | proof stress | elongation | hardness | thickness≤0.5mm | |
| G/W | G/W | |||||
| H | 590-705 | ≧540 | ≧20 | 185-235 | 0 | 0 |
| EH | 685-785 | ≧640 | ≧11 | 210-260 | 0 | 0 |
| SH | 735-835 | ≧690 | ≧9 | 230-270 | 0 | 0 |
| ESH | 770-885 | ≧730 | ≧5 | 245-285 | 0 | 2 |
| XSH | 835-1000 | — | ≧1 | — | 0 | 4 |
*hardnessFor reference only
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