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Alloy Specifications
Features
- Withstands temperatures up to 300°C
- Uses: Electronic components where a high resistivity together with a low temperature coefficient of resistance is required such as precision resistors.
- Common Name: Alloy 800, Stablohm 800, Nikrothal LX, Chromel R, Karma, Evanohm, Evenohm, Evanohm R, Evenohm R, HAI-431, Moleculoy, 800 Alloy
Composition
| Nickel (Ni) | 75% |
|---|---|
| Chromium (Cr) | 18 - 20% |
| Iron (Fe) | None/Trace |
| Aluminium (Al) | 2.50% |
| Silicon (Si) | 0.60% |
| Manganese (Mn) | 2.20% |
| Copper (Cu) | 1.70% |
| Carbon (C) | None/Trace |
| Titanium (Ti) | None/Trace |
| Molybdenum (Mo) | None/Trace |
| Tungsten (W) | None/Trace |
Specifications
- Specific Resistance: 800 ohms/cmf, 133 microohm/cm
- Nom. Temp. Coeff. of Resistance (TCR): 2e-05 ohm/ohm/°C (0-100°C)
- Density: 0.293 lb/cu. in.
- Specific Heat (20°C): 0.104 cal/g
- Nominal Coefficient of Linear Expansion: 12.2 X 10-6 in/in/°C
- Approx. Melting Point: 1400°C
- Tensile Strength at 20°C: 200 KPSI Hard, 100 KPSI Annealed
- Magnetic Attraction: None