Chromel Alloy

Chromel Alloy
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Product Details

Hangzhou Ualloy Material Co.,Ltd is one of the best chromel alloy manufacturers and suppliers in China, welcome to buy discount and low price kp alloy wire, kp alloy strip from us, and also welcome to check the price and quotation with our factory.

Chromel Alloy

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 )

Normal composition%

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

Style of supply

Alloys Name

Type

Dimension

Chromel-W

Wire

D=0.05mm~12mm

Chromel-R

Ribbon

W=0.5-10m

T=0.05~1.5mm

Chromel-S

Strip

W=10~150mm

T=0.1~3.0

Chromel-B

Bar

Dia=5-12mm

L=50~1500

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