Sandvik Kanthal LT Resistance Wire

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Sandvik Kanthal LT Resistance Wire
Categories:	Metal; Ferrous Metal; Ferritic; Superalloy; Iron Base
Material Notes:	KANTHAL LT is a ferritic FeCrAl alloy which has been developed for low temperature applications. It is suited for use in appliances and can replace all low temperature materials in such applications. Maximum operating temperature in continuous operation is 1100°C (2010°F). Information provided by Sandvik
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Physical Properties	Original Value	Comments

Density	7.30 g/cc

Mechanical Properties	Original Value	Comments
Hardness, Vickers	230 @Thickness 1.00 mm
Tensile Strength, Ultimate	34.0 MPa @Temperature 900 °C	deformation rate= 6.2x10^-2/min
	750 MPa @Thickness 1.00 mm
Tensile Strength, Yield	550 MPa @Strain 0.2 %, Thickness 1.00 mm
Elongation at Break	16 % @Thickness 1.00 mm
Creep Strength	0.500 MPa @Temperature 1000 °C, Time 3.60e+6 sec	1% elongation
	1.20 MPa @Temperature 800 °C, Time 3.60e+6 sec	1% elongation
Modulus of Elasticity	220 GPa
	130 GPa @Temperature 1000 °C
	150 GPa @Temperature 800 °C
	170 GPa @Temperature 600 °C
	190 GPa @Temperature 400 °C
	205 GPa @Temperature 200 °C
	210 GPa @Temperature 100 °C
Poissons Ratio	0.30
Shear Modulus	85.0 GPa	calculated

Electrical Properties	Original Value	Comments
Electrical Resistivity	0.000123 ohm-cm
	0.000123 ohm-cm @Temperature 100 °C
	0.000125 ohm-cm @Temperature 200 °C
	0.000126 ohm-cm @Temperature 300 °C
	0.000128 ohm-cm @Temperature 400 °C
	0.000129 ohm-cm @Temperature 500 °C
	0.000133 ohm-cm @Temperature 600 °C
	0.000134 ohm-cm @Temperature 700 °C
	0.000135 ohm-cm @Temperature 800 °C
	0.000136 ohm-cm @Temperature 900 °C
	0.000136 ohm-cm @Temperature 1000 °C
	0.000137 ohm-cm @Temperature 1100 °C
Curie Temperature	600 °C

Thermal Properties	Original Value	Comments
CTE, linear	11.0 µm/m-°C @Temperature 20.0 - 250 °C
	12.0 µm/m-°C @Temperature 20.0 - 500 °C
	14.0 µm/m-°C @Temperature 20.0 - 750 °C
	15.0 µm/m-°C @Temperature 20.0 - 1000 °C
Specific Heat Capacity	0.460 J/g-°C @Temperature 20.0 °C
Thermal Conductivity	16.0 W/m-K @Temperature 20.0 °C
Melting Point	1500 °C
Maximum Service Temperature, Air	1100 °C

Optical Properties	Original Value	Comments
Emissivity (0-1)	0.70	fully oxidized

Component Elements Properties	Original Value	Comments
Aluminum, Al	3.8 %
Carbon, C	<= 0.080 %
Chromium, Cr	17 - 21 %
Iron, Fe	>= 73.92 %
Manganese, Mn	<= 0.50 %
Silicon, Si	<= 0.70 %

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NSANDV073 / 18967

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