AWG22-40 Ni30cr20 Wire Nickel Chrome 30/20 for Car Seat Heaters

• Product Type: Wire
• Material: Nicr
• Carbon Content: -
• PCD: -
• ET: -
• Hole: -
• Model NO.: Ohmalloy104B
• Melting Point: 1390
• Operating Temperature: 1100
• Magnetic Properties: Non-Magnetic
• Transport Package: Spool
• Specification: D=0.03mm~8mm
• Trademark: Ohmalloy
• Origin: China
• HS Code: 7505220000
• Production Capacity: 5000t Per Year

Product Description

OhmAlloy104B
(Common Name: Ni30Cr20,Nikrothal 30, N3, HAI-NiCr 30, Resistohm 30,30-20 Ni-Cr,Nikrothal 3.)

OhmAlloy104B 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 OhmAlloy104B are used in olid hot plates,open coil heaters in HVAC systems,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,floor heaters and resistors.
 

Normal composition%

C	P	S	Mn	Si	Cr	Ni	Al	Fe	Other
Max
0.08	0.02	0.015	1.00	1.0~2.0	18.0~21.0	30.0~34.0	-	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(Ωmm2/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	1.023	1.052	1.079	1.103	1.125	1.141
700ºC	800ºC	900ºC	1000ºC	1100ºC	1200ºC	1300ºC
1.158	1.173	1.187	1.201	1.214	1.226	-

Style of supply

Alloys Name	Type	Dimension
OhmAlloy104BW	Wire	D=0.03mm~8mm
OhmAlloy104BR	Ribbon	W=0.4~40	T=0.03~2.9mm
OhmAlloy104BS	Strip	W=8~250mm	T=0.1~3.0
OhmAlloy104BF	Foil	W=6~120mm	T=0.003~0.1
OhmAlloy104BB	Bar	Dia=8~100mm	L=50~1000