Composition
| Grade | 5J1480 |
| High expansion layer | Ni22Cr3 |
| Low expansion layer | Ni36 |
Chemical composition(%)
| Grade | C | Si | Mn | P | S | Ni | Cr | Cu | Fe |
| Ni36 | ≤0.05 | ≤0.3 | ≤0.6 | ≤0.02 | ≤0.02 | 35~37 | - | - | Bal. |
| Grade | C | Si | Mn | P | S | Ni | Cr | Cu | Fe |
| Ni22Cr3 | ≤0.35 | 0.15~0.3 | 0.3~0.6 | ≤0.02 | ≤0.02 | 21~23 | 2.0~4.0 | - | Bal. |
Typical Physical properties
Density (g/cm3) | 8.2 |
| Electrical resistivity at 20ºC(mm2/m) | 0.8±5% |
| Thermal conductivity, λ/ W/(m*ºC) | 22 |
| Elastic Modulus, E/ Gpa | 147~177 |
| Bending K / 10-6 ºC-1(20~135ºC) | 14.3 |
| Temperature bending rate F/(20~130ºC)10-6ºC-1 | 26.2%±5% |
| Allowable temperature (ºC) | -70~ 350 |
| Linear temperature (ºC) | -20~ 180 |










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