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Description
(Common Name:0Cr21Al6Nb,Kanthal A,Alloy 835) 0Cr21Al6Nb is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1250°C. Typical applications for 0Cr21Al6Nb are used in industrial electric furnace, household electrical appliance and far infrared ray device.
0Cr21Al6Nb electric heating resistance strip
(Common Name:0Cr21Al6Nb,Kanthal A,Alloy 835)
0Cr21Al6Nb is a iron-chromium-aluminium alloy (FeCrAl alloy) characterized by high resistance, low coefficient of electric resistance, high operating temperature, good corrosion resistance under high temperature.It is suitable for use at temperatures up to 1250°C.
Typical applications for 0Cr21Al6Nb are used in industrial electric furnace, household electrical appliance and far infrared ray device.
Chemical content %
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.05 | 0.025 | 0.025 | 0.70 | Max 0.6 | 21.0~23.0 | Max 0.60 | 5.0~7.0 | Bal. | Nb 0.5 |
Tensile strength(Mpa): 650-800
Elongation(%): Min 12%
Hardness(HB): 200-260
Section variation shrink rate(%): 65-75
Density (g/cm3): 7.1
Electrical resistivity at 20ºC(ohm mm2/m): 1.45+/-0.07
Conductivity coefficient at 20℃ (WmK):13
Sizes:
Wire: D=0.03-8mm
Ribbon: W=0.4-40, T=0.03-2.9mm
Strip: W=8-250, T=0.1-3.0mm
Foil: W=6-120, T=0.003-0.1mm
Bar-diameter: 8-100, L=50-1000mm