C14410Return
【chemical composition】Chemical Composition(%)
| Cu | Sn | Other | ||
| ≧99% | 0.15%-0.2% | max 0.1% |
*chemical compositionFor reference only
【physical characteristics】Physical Properties
| Density | proportion | g/cm3 | 8.9 |
| Electrical Conductivity | Conductivity[note -] | %IACS | 76 |
| Thermal Conductivity | heat conductionsystemnumber | W/(m. K) | 330 |
| Coefficient of Thermal Expansion | thermal expansionsystemnumber | 10 -6/K | 17.3 |
| Modulus of Elasticity | elasticsystemnumber | GPa (kN/mm2) | 120 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | Stress relaxation rate | % | 70 |
The above values are average reference values for reference only
Note 1: this value is the lowestTemperAs benchmark
【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 | 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 |
*hardnessFor reference only