Nichrome Wire Nichrome 90 Heating Wire/Ni90/Ni90cr10

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Nichrome Wire Nichrome 90 Heating Wire/Ni90/Ni90cr10

Chromel (KP) is an alloy made of approximately 90 percent nickel and 10 percent chromium that is used to make the positive conductors of ANSI Type E (chromel-constantan) and K (chromel-alumel) thermocouples. It can be used up to 1100 °C in oxidizing atmospheres.

(Common Name: KP, NiCr10, NiCr90/10, Thermothal P )

Nickel	90	Manganese	0
Chromium	10

CHARACTERISTICS:
Temperature coefficient	0.00032 K−1
Electrical resistivity	0.706 µΩ m
Mechanical properties
Elongation at break	<44%
Izod impact strength	108 J m−1
Modulus of elasticity	186 GPa
Tensile strength	620–780 MPa
Physical properties
Density	8.5 g cm−3
Melting point	1420 °C
Thermal properties
Coefficient of thermal expansion	12.8×10−6 K−1 at 20–1000 °C
Maximum use temperature in air	1100 °C
Thermal conductivity	19 W m−1 K−1 at 23 °C

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