Good User Reputation for Double Wall Stainless Steel Pipe - Cr20ni35 Alloy Material Nichrome Element Resistance Heating Wire – Cepheus

Product Detail

Cr20Ni35

Product Description Cr20Ni35 ,Electric wire ,resistance heating wire Nichrome is an ideal material, it has good ductility,workability and weldability under high temperature and seismic strength. Nickel-chromium alloy with high and stable resistance, corrosion resistance, surface oxidation resistance, excellent coil-forming ability. Size dimension range: Wire: 0.01-10mm Ribbons: 0.05*0.2-2.0*6.0mm Strip: 0.05*5.0-5.0*250mm NiCr series: Cr20Ni80, Cr30Ni70, Cr15Ni60, Cr20Ni35, Cr20Ni30

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
Meltiing point ℃		1400	1380	1390	1390	1390
Resistivity at 20ºC (μΩ·m)		1.09±0.05	1.18±0.05	1.12±0.05	1.00±0.05	1.04±0.05
Density(g/cm3)		8.4	8.1	8.2	7.9	7.9
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	17	17	19	19
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	Nonmagnetic	Weak magnetic	Weak magnetic