1.1mm Soft Magnetic Alloy FeNi50 Wire for Chokes
1.1mm Soft magnetic alloy 1J50 Wire for Chokes
| Item name | 1.1mm Soft magnetic alloy 1J50 Wire for Chokes |
| Conductor | 1J50 |
| Item No | 50W11B |
| Condition | Bright,soft |
| Dimension | 1.1mm |
| Density | 8.25g/cm3 |
| Length | 1052m/kg |
| Weight | about 20kg/coil |
| Package | wooden case |
| Standard | GB/T 15018-1194 |
For 1J50,the equivalent in other country Ni50,Alloy 50, E11a, 50H, Hy-Ra49, PB, UNS N14052, ASTM F30,DIN 2.4478,ASTM 753-2 alloy 2
Alloy melting in a vacuum medium, cast into ingots, after hot forging blanks made of sheet metal, and then after hot rolling, pickling, surface treatment, cold rolling into finished products.
1J50 Iron-nickel alloy(about 50% nickel and 48% iron content) is soft magnetic alloys with high magnetic permeability and high saturation magnetic induction
1J50 Application:
It is mainly used in Various transformers, relays, electromagnetic clutches, chokes and magnetic circuit parts cores, pole shoes, earphone diaphragms, earth leakage circuit breakers, relay parts for earth leakage circuit breakers, gas safety valves, magnetic shields used in medium magnetic fields , Gyroscope, automatic synchronization motor, electronic watch micro motor.
Chemical composition%
| C | Mn | Si | P | S | Ni | Cu | Fe |
| ≤0.03 | 0.3-0.6 | 0.15-0.3 | ≤0.02 | ≤0.02 | 49.0-51.0 | ≤0.2 | Bal. |
Mechanical properties under annealing status(20ºC)
| Tensile Strength(Mpa) | Elongation(%) | Hardness(HV) |
| ≥530 | ≥35 | ≤155 |
Physical properties
| Density (g/cm3) | 8.25 |
| Melting point(ºC) | 1395-1425 |
| Electrical resistivity at 20ºC | 0.45 |
| Saturation magnetostriction coefficient λθ/ 10-6 |
25 |
| Curie point Tc/ ºC | 500 |
| Coefficient of linear expansion(20ºC~200ºC)X10-6/ºC | ||||||
| Grade | 20-100ºC | 20-200ºC | 20-300ºC | 20-400ºC | 20-500ºC | 20-600ºC |
| 1J50 | 8.9 | 9.27 | 9.2 | 9.2 | 9.4 | |
| The magnetic properties of alloys with high permeability in weak fields | |||||||
| 1J50 | 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 | |||
| ≥ | ≤ | ||||||
| 0.05 mm | 2.5 | 35 | 20 | 1.5 | |||
| 0.1~0.19 mm | 3.8 | 43.8 | 12 | ||||
| 0.2~0.34 mm | 4.4 | 56.3 | 10.4 | ||||
| 0.35~1.0 mm | 5.0 | 65 | 8.8 | ||||
| 1.1~2.5 mm | 3.8 | 44.0 | 12 | ||||
| Bar | |||||||
| 8-100 mm | 3.1 | 25.0 | 24 | ||||
Form and Dimension:
| Colled Rolled Strip | (0.03~0.10)mm x(180~250)mm >(0.10~1.00)mm x(10~250)mm >(1.00~2.50)mm x(100~250)mm |
| Wire | Φ0.10~Φ6.00mm |
| Ribbon | (4.50~20.0)mm x(50~250)mm |
| Bar/Rod | Φ20.0~Φ100.0mm |
