Nichrome 35 20 Wire for Convection Heaters

Model NO.: Nichrome 35 20 Material: Nicr Condition: Bright, Soft Product Name: Nichrome 35 20 Wire for Convection Heaters Usage: for Convection Heaters Specification: GB/T 1234-2012 HS Code: 75052200 Product Type: Wire Carbon Content: Low Carbon Brand: Ualloy Size: 0.03mm-8.0mm Trademark: Ualloy Origin: China Nichrome 35 20 wire for Convection Heaters 

(Common Name:Ni35Cr20,Chromel D, Nikrothal 40, N4, HAI-NiCr 40, Tophet D, Resistohm 40,Chromex,35-20 Ni-Cr,Alloy D,NiCr-DAlloy 600,Nikrothal 4,MWS-610,Stablohm 610.)
Ni35Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by High resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1100°C.
Typical applications for Ni35Cr20 are used in night-storage heaters,convection heaters,heavy duty rheostats and fan heaters.And 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,braking resistors.
Normal composition%

C	P	S	Mn	Si	Cr	Ni	Al	Fe	Other
Max
0.08	0.02	0.015	1.00	1.0~3.0	18.0~21.0	34.0~37.0	-	Bal.	-

 
Typical Mechanical properties(1.0mm)

Yield strength	Tensile Strength	Elongation
Mpa	Mpa	%
340	675	35

 
Typical Physical properties

Density (g/cm3)	7.9
Electrical resistivity at 20ºC(ohmmm2/m)	1.04
Conductivity coefficient at 20ºC (WmK)	13

 

Coefficient of thermal expansion
Temperature	Coefficient of Thermal Expansion x10-6/ºC
20 ºC- 1000ºC	19

 
 

Specific heat capacity
Temperature	20ºC
J/gK	0.50

 

Melting point (ºC)	1390
Max continuous operating temperature in air (ºC)	1100
Magnetic properties	non-magnetic

 
Temperature Factors Of Electrical Resistivity

20ºC	100ºC	200ºC	300ºC	400ºC	500ºC	600ºC
1	1.029	1.061	1.09	1.115	1.139	1.157
700ºC	800ºC	900ºC	1000ºC	1100ºC	1200ºC	1300ºC
1.173	1.188	1.208	1.219	1.228	-	-

 
Style of supply

Alloys Name	Type	Dimension
Ni35Cr20W	Wire	D=0.03mm~8mm
Ni35Cr20R	Ribbon	W=0.4~40	T=0.03~2.9mm
Ni35Cr20S	Strip	W=8~250mm	T=0.1~3.0
Ni35Cr20F	Foil	W=6~120mm	T=0.003~0.1
Ni35Cr20B	Bar	Dia=8~100mm	L=50~1000

 
 

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