MTXCA388Return
【chemical composition】Chemical Composition(%)
| Cu | Ni | Si | Others | |
| Balance | 2.5%-3.2% | 0.3%-1.0% | ≦1.5% |
*chemical compositionFor reference only
【physical characteristics】Physical Properties
| Density | proportion | g/cm3 | 8.82 |
| Electrical Conductivity | Conductivity[note -] | %IACS | 40 |
| Thermal Conductivity | heat conductionsystemnumber | W/(m. K) | 180 |
| Coefficient of Thermal Expansion | thermal expansionsystemnumber | 10 -6/K | 17.5 |
| Modulus of Elasticity | elasticsystemnumber | GPa (kN/mm2) | 132 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | Stress relaxation rate | % | 85 |
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 | |||||
| H | 770-900 | 750-850 | ≧7 | 220-280 | 1.5 | 1.5 |
| EH | 840-970 | 810-920 | ≧4 | 240-300 | 2 | 2 |
*hardnessFor reference only
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