TB155/78 Thermostatic Bimetal Alloy Strip

• Standard: JIS, GB
• Surface Treatment: light
• Technique: Cold Rolled
• Application: Flange Plate
• Than bending: 15.5
• resistivity: 0.78
• Model NO.: TB155/78
• density: 8.1
• Allows the use of temperature: -70~350
• Linear temperature: -20~200
• Temperature curvature: 28.5%±5%
• Modulus of elasticity: 147000
• use: Machine tool electrical appliances
• features: High thermal sensitivity
• material: Ni20Mn6 Ni36
• Transport Package: Wooden Case
• Specification: negotiable
• Trademark: tankii
• Origin: China
• HS Code: 7408229000
• Production Capacity: 3000 Tons/Year

Product Description

TB155/78 Thermostatic Bimetal Alloy Strip

(Common Name: Kan-thal 155)

Application: The material is mainly in automatic control devices and instrumentation (eg: exhaust thermometers, thermostats, voltage regulators, temperature relay, automatic protection switching, diaphragm meters, etc.) make temperature control, temperature compensation, current limit, temperature indicator and other heat-sensitive components.

Composition

Grade	TB155/78
High expansion layer	Ni20Mn6
Low expansion layer	Ni36

Chemical composition(%)

Grade	C	Si	Mn	P	S	Ni	Cr	Cu	Fe
Ni36	≤0.05	≤0.3	≤0.6	≤0.02	≤0.02	35~37	-	-	Bal.

Grade	C	Si	Mn	P	S	Ni	Cr	Cu	Fe
Ni20Mn6	≤0.05	0.15~0.3	5.5~6.5	≤0.02	≤0.02	19~21	-	-	Bal.

Typical Physical properties

Density (g/cm3)	8.1
Electrical resistivity at 20ºC(OMmm^2/m)	0.8±5%
Thermal conductivity, λ/ W/(m*ºC)	12
Elastic Modulus, E/ Gpa	147~177
Bending K / 10^-6 ºC^-1(20~135ºC)	15
Temperature bending rate F/(20~130ºC)10^-6ºC^-1	28.5%±5%
Allowable temperature (ºC)	-70~ 350
Linear temperature (ºC)	-20~ 180