Nichrome Wire Ni35cr20/Ni30cr20 for Heating Element

• Application: Industrial
• Standard: JIS, GB, ASTM
• Purity: Ni 35%, Cr 20%
• Alloy: Alloy
• Type: Nickel Wire
• Powder: Not Powder
• Model NO.: Ni35Cr20
• Surface: Bright
• Condition: Annealed
• Resistivity: 1.0
• Density(g/cm3): 7.9
• Thermal Conductivity: 45.2
• Melting Point Approx.( ºC): 1100
• Transport Package: Carton Box
• Specification: Base on customers′ request
• Trademark: Allotech
• Origin: China
• HS Code: 75052200
• Production Capacity: 20 Tons Every Month

Product Description

Product Description

Ni35Cr20/Ni30Cr30 is 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

Alloy Nomenclature Performance		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Main Chemical composition	Ni	Rest	Rest	55.0-61.0	34.0-37.0	30.0-34.0
	Cr	20.0-23.0	28.0-31.0	15.0-18.0	18.0-21.0	18.0-21.0
	Fe	≤1.0	≤1.0	Rest	Rest	Rest
Max. continuous service temp. of element(ºC)		1200	1250	1150	1100	1100
Resistivity at 20ºC (μΩ·m)		1.09	1.18	1.12	1.0	1.04
Density(g/cm3)		8.40	8.10	8.20	7.90	7.90
Thermal conductivity (KJ/m·h·ºC)		60.3	45.2	45.2	43.8	43.8
Coefficient of lines expansion(α×10-6/ºC)		18.0	17.0	17.0	19.0	19.0
Melting point approx.( ºC)		1400	1380	1390	1390	1390
Elongation at rupture(%)		>20	>20	>20	>20	>20
Micrographic structure		austenite	austenite	austenite	austenite	austenite
Magnetic properties		nonmagnetic	nonmagnetic	Weak magnetic	Weak magnetic	Weak magnetic

Application

 

• Widely used for electric heating elements in home appliances and industrial furnaces
• Electrical appliance industry
• Ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements, cartridge elements