Ohmalloy Material Co.,Ltd
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1J85wire mesh,magnetic metal mesh for shielding,different types of weaving for customized
| Ni | 79.0~81.0 | Fe | Bal. | Mn | 0.3~0.6 | Si | 0.15~0.3 |
| Mo | 4.8~5.2 | Cu | ≤0.2 | ||||
| C | ≤0.03 | P | ≤0.02 | S | ≤0.02 |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 980 | 1030 | 3~50 |
| Density (g/cm3) | 8.75 |
| Electrical resistivity at 20℃(Ωmm2/m) | 0.56 |
| Coefficient of linear expansion(20℃~200℃)X10-6/℃ | 10.9~11.2 |
| Saturation magnetostriction coefficient λθ/ 10-6 | 0,5 |
| Curie point Tc/ ℃ | 400 |
|
The magnetic properties of alloys with high permeability in weak fields | |||||||
| 1J85 | Initial permeability | Maximum permeability | Coercivity | Saturation magnetic induction intensity | |||
| Сold-rolled strip/ sheet. Thickness, mm | μ0.08/ (mH/m) | μm/ (mH/m) | Hc/ (A/m) | BS/ T | |||
| ≥ | ≤ | ||||||
| 0.01 mm | 20 | 87.5 | 4.8 |
0.75 | |||
| 0.1~0.19 mm | 37.5 | 187.5 | 1.6 | ||||
| 0.2~0.34 mm | 50 | 225 | 1.2 | ||||
| 0.35~1.0 mm | 62.5 | 312.5 | 0.8 | ||||
| 1.1~2.5 mm | 50 | 187.5 | 1.2 | ||||
| 2.6~3.0 mm | 43.8 | 150 | 1.44 | ||||
| cold drawn wire | |||||||
| 0.1 mm | 8.7 | 37.6 | 6.4 | ||||
| Bar | |||||||
| 8-100 mm | 37.5 | 125 | 1.6 | ||||
| Mode of heat treatment 1J79 | |
| Annealing media | Vacuum with a residual pressure not higher than 0.1Pa, hydrogen with a dew point of not higher than minus 40 ℃. |
| The heating temperature and rate | 1100~1200℃ |
| Holding time/h | 3~6 |
| Cooling rate | With 100 ~ 200 ℃/ h cooled to 500~600 ℃, not less than 400℃/h cooled to 300℃ |
Ohmalloy-1J85idely used in radio-electronic industry, precision instruments, remote control and automatic control system.
Sales Manager:Michaeal Qiu.
What's App:+86 13795230939
Tel:+86-21-66796338 Mobile Phone: +86 13795230939