About
Hite Special Alloy is a high-tech enterprise, mainly engaged in the production of Hastelloy, Monel, Inconel, nickel and other high-temperature alloys.
Brief introduction:
It’s Nickel-Iron soft magnetic alloy with high initial magnetic permeability.
Used as transformers,mutual inductor, magnetic amplifiers, choke cores and magnetic shields operating in weak magnetic fields.
Chemical composition under GBn198-88 standard:
| Grade | chemical composition,% | ||||||||
| C | P | S | Cu | Mn | Si | Ni | Mo | Fe | |
| MAX | |||||||||
| 1J79 | 0.03 | 0.02 | 0.02 | 0.2 | 0.6~1.1 | 0.3~0.5 | 78.5~80 | 3.8~4.1 | Remainder |
Remarks：If require adjustments for some chemical compositions, pls consult with us.
Physical and mechanical properties under GBn198-88 standard:
| Grade 1J79 | |||
| Resisitivity | (μΩ•m) | 0.55 | |
| Density (g/cm3) | 8.6 | ||
| Curie Point | ℃ | 450 | |
| High Saturated magneto-striction coefficient | λθ/10-6 | 2 | |
| Brinell hardness | HBS | cold-drawn&hard | 210 |
| soft | 120 | ||
| Tensile strength Rm N/mm2 | cold-drawn&hard | 1030 | |
| soft | 560 | ||
| Yield strength Rp 0.2 N/mm2 | cold-drawn&hard | 980 | |
| soft | 150 | ||
| Elongation A % | cold-drawn&hard | 3 | |
| soft | 50 | ||
Typical average linear expansion coefficient value α,10-6/℃
| Grade | 20℃~100℃ | 20℃~200℃ | 20℃~300℃ | 20℃~400℃ |
| 1J79 | 10.3~10.8 | 10.9~11.2 | 11.3~12.9 | 11.9~12.5 |
| 20℃~500℃ | 20℃~600℃ | 20℃~700℃ | 20℃~800℃ | 20℃~900℃ |
| 12.3~13.2 | 12.7~13.4 | 13.1~13.6 | 13.4~13.6 | 13.2~13.8 |
Main product types:
wire,rod, bar,strip, plate/sheet.
Information about 1J79 comes from related articles of hite news
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