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Nichrome 80/20 A is a resistance alloy used in
electric heating applications. It is recommended for use in dry air
applications up to 2150øF with good hot strength.
NOMINAL DATA SHEET
| NOMINAL
COMPOSITION: |
| Chromium - 19.5% |
Manganese - .40% |
| Silicon - 1.25% |
Nickel - Balance |
| Iron - .50% |
|
| |
| TYPICAL MECHANICAL PROPERTIES |
(ANNEALED) |
|
| Ultimate Tensile Strength |
105,000 PSI |
| Yield Strength (.2% Offset) |
50,000 PSI |
| Elongation in 2" * |
35 % |
| Modulus of Elasticity (Tension) |
31 x 10(6) PSI |
| |
* - The measured elongation will be less as
thickness decreases to .002" and less.
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| PHYSICAL
PROPERTIES: |
| Density..............................................
0.304 lbs/cu/in. |
| Melting Point(Approx.)......................
1400øC |
| Electrical Resistivity @ R.T.
.............. 108 Microhmùcm |
| Temperature Coefficient of Resistivity..100
ppm/øC |
| (25ø to 105øC) |
| Thermal Expansion
Coefficient............13.4 x 10(-6)/øC |
| (20ø to 100øC) |
| Thermal Conductivity @ 100øC.........
15.0 W/mùK |
| Magnetic
Attraction............................ None |
| |
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Disclaimer
Every
effort is made to ensure that technical specifications are accurate.
However, technical specifications included herein should be used as a
guideline only. All specifications are subject to change without notice.
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