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NICHROME 80/20 A

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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