Sandvik Kanthal 140 R 140 Thermostatic bimetal

Login to see your most recently viewed materials here. Or if you don't have an account with us yet, then click here to register.

Sandvik Kanthal 140 R 140 Thermostatic bimetal
Categories:	Metal; Superalloy; Iron Base
Material Notes:	KANTHAL 140 R 140 is a thermostatic bimetal which is recommended for use in the temperature range -20 to +250°C. Typical applications for KANTHAL 140 R 140 are in circuit breakers, motor protection units, thermostats, shower mixers, etc. High-expansive component: 74-24-1 Alloy (410 Designation, 81% of thickness) Low-expansive component: Invar 155 Alloy (450 Designation, 19% of thickness) Information provided by Sandvik Composition: High-expansive component: Designation 410; 74% Mn; 24.5% Ni; 1% Cu Low-expansive component: Designation 450; 0.12% Mn; 36.8% Ni; Bal. Fe
Vendors:	No vendors are listed for this material. Please click here if you are a supplier and would like information on how to add your listing to this material.
Printer friendly version Download as PDF Download to Excel (requires Excel and Windows) Export data to your CAD/FEA program Add to Folder:

Physical Properties	Metric	English	Comments

Density	7.40 g/cc	0.267 lb/in³

Mechanical Properties	Metric	English	Comments
Hardness, Vickers	120	120	High-expansive component
	130	130	Low-expansive component
	200	200	Low-expansive component, Cold-worked 20%
	230	230	High-expansive component, Cold-worked 20%
Tensile Strength, Ultimate	450 MPa	65300 psi	Low-expansive component
	540 MPa	78300 psi	High-expansive component
Tensile Strength, Yield	260 MPa	37700 psi	High-expansive component
	290 MPa	42100 psi	Low-expansive component
Elongation at Break	40 %	40 %	Low-expansive component
	50 %	50 %	High-expansive component
Modulus of Elasticity	130 GPa	18900 ksi

Electrical Properties	Metric	English	Comments
Electrical Resistivity	0.000138 ohm-cm @Temperature 0.000 °C	0.000138 ohm-cm @Temperature 32.0 °F	Bimetal
	0.000148 ohm-cm @Temperature 200 °C	0.000148 ohm-cm @Temperature 392 °F	Bimetal
	0.000152 ohm-cm @Temperature 300 °C	0.000152 ohm-cm @Temperature 572 °F	Bimetal

Thermal Properties	Metric	English	Comments
CTE, linear	0.500 µm/m-°C @Temperature 30.0 - 130 °C	0.278 µin/in-°F @Temperature 86.0 - 266 °F
	26.9 µm/m-°C @Temperature 30.0 - 130 °C	14.9 µin/in-°F @Temperature 86.0 - 266 °F	High-expansive component
Specific Heat Capacity	0.460 J/g-°C @Temperature 20.0 °C	0.110 BTU/lb-°F @Temperature 68.0 °F
Thermal Conductivity	4.00 W/m-K @Temperature 20.0 °C	27.8 BTU-in/hr-ft²-°F @Temperature 68.0 °F
Maximum Service Temperature, Air	330 °C	626 °F
Minimum Service Temperature, Air	-20.0 °C	-4.00 °F

Descriptive Properties
Linearity Range, °C	-20 to 200
linearity Temperature Range, °C	-20 to 250
Specific thermal curvature, /K	0.0000261
Specific deflection, /K	0.000014

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

Users viewing this material also viewed the following:
Zirconium Oxide, Zirconia, ZrO₂
Overview of materials for Aluminum Alloy
General Plastics LAST-A-FOAM® FR-10118 Polyurethane Foam
Alumina, alpha Al2O3, 99.5%
Alliance BCN-10 Bonded (Composite) Magnetic Material

NSANDV112 / 19006

Free Trade Publications, Click Here!

	Advertise with MatWeb!
	Data sheets for over 180,000 metals, plastics, ceramics, and composites.
	HOME • SEARCH • TOOLS • SUPPLIERS • FOLDERS • ABOUT US • FAQ • LOG IN

System Message