0.8*180mm Ni35cr20 / N40 Resistance Heating Tape for Resistor for Railway

• Product Type: Wire Sheet Rod
• Material: Nicr
• Carbon Content: Low Carbon
• Size: Bright
• Condition: Soft, Semi-Soft, Hard
• Thickness: 0.5-1.5mm
• Model NO.: Ni35cr20
• Width: 20-240mm
• Transport Package: in Spool, Carton, Wooden Case
• Specification: GB/T 1234-95
• Trademark: Ualloy
• Origin: China
• HS Code: 72209000
• Production Capacity: 500tons/Year

Product Description

1. Introduction
WISDOM Ni35Cr20is an austenitic nickel-chromium alloy (Nichrome alloy) for working at temperatures up to 1100°C (2010°F). This alloy is characterized by high resistivity and good oxidation resistace. It has good ductility and excellent weldability. after using.
 
Common Names: Cr20Ni35, Chromel D, Nikrothal 40, N4, Chromax, HAI-NiCr 40, Tophet D, Resistohm 40, Cronifer III, 35-20 Ni-Cr, Alloy D, Nikrothal 40, MWS-610, Stablohm 610
2. Chemical Composition

	C	P	S	Mn	Si	Cr	Ni	Fe
Cr20Ni35	≤0.08	≤0.02	≤0.015	≤1.0	1.0~3.0	18~21	34~37	Bal.
Cr20Ni30	≤0.08	≤0.02	≤0.015	≤1.0	1.0~2.0	18~21	30~34	Bal.

 
3. Characterisitic

Max. continuous service Temp.	1100ºC	Approx. melting point	1390ºC
Resistivity at 20ºC	1.04±0.05 μΩ·m	Elongation	≥20%
Density	7.90 g/cm3	Accelerated life	≥80h/1200ºC
Thermal conductivity	45.2 KJ/m·h·ºC	Micrographic structure	austenite
Coefficient of lines expansion	19.0 α×10-6/ºC	Magnetic properties	Weak magnetic
Specific heat	0.500 J/g·ºC	Forms Available	Wire,ribbon,strip, bar,sheet,pipe

4. Application
· Widely used for convection heaters, heavy duty rheostats and fan heaters
· Also used for heating cables and rope heaters in defrosting and de-icing elements
· Electric blankets and pads, car seats, baseboard heaters and floor heaters, resistors.