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Evanohm® - Precision Resistance Alloy ( Ni75/Cr20/Al 2.5/Cu 2.5 )

Material Information

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Common Brand Names:
Evanohm®
 
General Description:  

Electrical resistance alloy with a very low temperature coefficient of resistivity.

   

Electrical Properties

Electrical resistivity ( µOhmcm ) 134
Temperature coefficient ( K-1 ) 0.00001

Mechanical Properties

Elongation at break ( % ) <33
Izod impact strength ( J m-1 ) 42-100
Modulus of elasticity ( GPa ) 221
Tensile strength ( MPa ) 1210

Physical Properties

Density ( g cm-3 ) 8.1
Melting point ( C ) 1340-1390

Thermal Properties

Coefficient of thermal expansion @20-100C ( x10-6 K-1 ) 11.7
Maximum use temperature in air ( C ) 300
Thermal conductivity @23C ( W m-1 K-1 ) 14.6

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