MTX707Return
【chemical composition】Chemical Composition(%)
| Cu | Cr | Zr | Other | ||
| Balance | 0.8%-1.2% | 0.15%-0.2% | 0.1%-0.4% |
*chemical compositionFor reference only
【physical characteristics】Physical Properties
| Density | proportion | g/cm3 | 8.9 |
| Electrical Conductivity | Conductivity[note -] | %IACS | 70 |
| Thermal Conductivity | heat conductionsystemnumber | W/(m. K) | 280 |
| Coefficient of Thermal Expansion | thermal expansionsystemnumber | 10 -6/K | 17.4 |
| Modulus of Elasticity | elasticsystemnumber | GPa (kN/mm2) | 120 |
Stress Relaxation(Remaining Stress) Rate 150°C X 1000h | Stress relaxation rate | % | 75 |
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 | 650-750 | 580-700 | ≧5 | 180-210 | 1.5 | 1.5 |
*hardnessFor reference only