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Alkrothal 14 ferritic iron­chromium­aluminium alloy (1Cr13Al4 FeCrAl alloy)

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Alkrothal 14 ferritic iron­chromium­aluminium alloy (1Cr13Al4 FeCrAl alloy)

Brand Name : TANKII

Model Number : Alkrothal 14

Certification : ISO9001

Place of Origin : Shanghai

MOQ : 20kg

Price : usd+3~5+kg

Payment Terms : L/C, T/T, Western Union

Supply Ability : 230+ton+month

Delivery Time : 8-20 days

Packaging Details : spool, carton,pallet or box

material : iorn,chrome,aluminum

density : 7.4g/cm3

resistivity : 1.25

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Alkrothal 14 (Resistance heating wire and resistance wire) Alkrothal 14 is a ferritic iron­chromium­aluminium alloy (FeCrAl alloy) with high resistivity suitable for use at temperatures up to 1100°C (2010°F). Alkrothal 14 is typically used for electrical resistance wire for applications such as heating cables.


CHEMICAL COMPOSITION


C %Si %Mn %Cr %Al %Fe %
nominal composition4.3Bal
Min-
14.0
Max0.080.70.516.0

MECHANICAL PROPERTIES


wire sizeYield strengthTensile strengthElongationHardness
ØRp0.2RmA
mmMPaMPa%Hv
1.045563022220
4.044560022220
6.042558023220

YOUNG'S MODULUS


temperature °C201002004006008001000
GPa220210205190170150130

Mechanical properties at elevated temperature

Temperature °C900
MPa30

Ultimate tensile strength ­ deformation rate 6.2 x 10 /min


CREEP STRENGTH - 1% ELONGATION IN 1000 H


Temperature °C8001000
MPa1.20.5

PHYSICAL PROPERTIES


Density g/cm37.28
Electrical resistivity at 20°C Ω mm/ m1.25
Poisson's ratio0.30

TEMPERATURE FACTOR OF RESISTIVITY


Temperature°C10020030040050060070080090010001100
Ct1.001.021.031.041.051.081.091.101.111.111.12

COEFFICIENT OF THERMAL EXPANSION


Temperature °CThermal Expansion x 106/ K
20 -­ 25011
20 ­- 50012
20 ­- 75014
20 ­- 100015

THERMAL CONDUCTIVITY


Temperature °C20
W/m K16

SPECIFIC HEAT CAPACITY


Temperature°C202004006008001000
kJ kg-1 K-10.460.630.721.000.800.73


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