CuNi10 (Alloy 90) (Curpothal 15, NC15) Copper-Nickel Alloy Wire for Heating Cables and Resistors

• Type: CuNi
• Application: Air Condition or Refrigerator, Water Heater, Oil Cooler Pipe
• Material: Red Copper
• Shape: Round
• Alloy: Alloy
• Color: Red
• Model NO.: Ohmalloy015
• Standard: GB/T
• Density: 8.9
• Resistance: 0.15
• Elongation: 25
• Tensile Strength: 290 MPa
• Yield Strength: 130 MPa
• Melting Point: 1100 C
• Operating Temperature: 250 C
• Transport Package: Spool
• Specification: D=0.03mm~8mm
• Trademark: Ohmalloy
• Origin: Shanghai
• HS Code: 7408290000
• Production Capacity: 80000 Kilograms Per Week

Product Description

OhmAlloy15(Resistance heating wire and resistance wire)
(Common Name:CuNi10,Curpothal 15,NC15)

OhmAlloy15 is a copper-nickel alloy (Cu90Ni10 alloy) with low resistivity for use at temperatures up to 250°C.

Curpothal 15 is typically used for applications such as heating cables, fuses, shunts, resistors and various types of controllers.
 

Normal composition%

Nickel	10	Manganese	-
Copper	Bal.

 

Typical Mechanical properties(1.0mm)

Yield strength	Tensile Strength	Elongation
Mpa	Mpa	%
130	290	25

 

Typical Physical properties

Density (g/cm3)	8.9
Electrical resistivity at 20ºC (Ωmm2/m)	0.15
Temperature factor of resistivity(20ºC~600ºC)X10-5/ºC	<50
Conductivity coefficient at 20ºC (WmK)	59
EMF vs Cu(μV/ºC )(0~100ºC )	-25

 

Coefficient of thermal expansion
Temperature	Thermal Expansion x10-6/K
20 ºC- 400ºC	17.5

 

Specific heat capacity
Temperature	20ºC
J/gK	0.380

 

Melting point (ºC)	1100
Max continuous operating temperature in air (ºC)	250
Magnetic properties	non-magnetic

Corrosion resistance performance

Alloys	Working In atmosphere at 20ºC	Working at max temperature 200ºC
		Air and oxygen contain gases	gases with Nitrogen	gases with sulfur oxidability	gases with sulfur reductibility	carburization
OhmAlloy015	good	general	general	general	bad	good

Style of supply

Alloys Name	Type	Dimension
OhmAlloy015W	Wire	D=0.06mm~8mm
OhmAlloy015R	Ribbon	W=0.4~40	T=0.05~2.9mm
OhmAlloy015S	Strip	W=8~200mm	T=0.1~3.0
OhmAlloy015F	Foil	W=6~120mm	T=0.005~0.1
OhmAlloy015B	Bar	Dia=8~100mm	L=50~1000