Complaint
Ni200/Ni201/Ni205/Ni212/Ni270 Uniform resistance Pure Nickel Micro Wire for vacuum electronic devices
It has good mechanical strength,corrosion-resistant and heat-resistance strength.
It is suitable for radio, electric light source, machinery manufacturing, chemical industry, and is an important structural material in vacuum electronic devices.
It is widely used in electric apparatus,chemical machinery,good processing equipment,rechargeable batteriesomputers, cellular Phone, power tools, camcorders and so on.
Chemical Composition
| Grade | Element Composition/% | |||||||
| Ni+Co | Mn | Cu | Fe | C | Si | Cr | S | |
| Ni201 | ≥99.0 | ≤0.35 | ≤0.25 | ≤0.30 | ≤0.02 | ≤0.3 | ≤0.2 | ≤0.01 |
| Ni200 | ≥99.0 | /≤0.35 | ≤0.25 | ≤0.30 | ≤0.15 | ≤0.3 | ≤0.2 | ≤0.01 |
Propertis
| Density | Melting point | Coefficient of expansion | Modulus of rigidity | Modulus of elasticity | Electrical resistivity | |
| Ni200 | 8.9g/cm3 | 1446°C | 13.3 µm/m °C (20-100°C) | 81kN/mm2 | 204kN/mm2 | 9.6μW• cm |
| Ni201 | 1446°C | 13.1µm/m °C(20-100°C) | 82kN/mm2 | 207kN/mm2 | 8.5μW• cm |
Diameter(mm) | Tolerance(mm) | Diameter(mm) | Tolerance(mm) |
0.03-0.05 | ±0.005 | >0.50-1.00 | ±0.02 |
>0.05-0.10 | ±0.006 | >1.00-3.00 | ±0.03 |
>0.10-0.20 | ±0.008 | >3.00-6.00 | ±0.04 |
>0.20-0.30 | ±0.010 | >6.00-8.00 | ±0.05 |
>0.30-0.50 | ±0.015 | >8.00-12.0 | ±0.4 |
Specification of Cold-drawing Strip Type
Thickness(mm) | Tolerance(mm) | Width(mm) | Tolerance(mm) |
0.05-0.10 | ±0.010 | 5.00-10.0 | ±0.2 |
>0.10-0.20 | ±0.015 | >10.0-20.0 | ±0.2 |
>0.20-0.50 | ±0.020 | >20.0-30.0 | ±0.2 |
>0.50-1.00 | ±0.030 | >30.0-50.0 | ±0.3 |
>1.00-1.80 | ±0.040 | >50.0-90.0 | ±0.3 |
>1.80-2.50 | ±0.050 | >90.0-120.0 | ±0.5 |
>2.50-3.50 | ±0.060 | >120.0-250.0 | ±0.6 |
