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Tankii Constantan resistance alloy Wire /CuNi40 /6J40 Electric Heating Wire

Shanghai Tankii Alloy Material Co.,Ltd

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Address: 1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China

Contact name:Martin Lee

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Tankii Constantan resistance alloy Wire /CuNi40 /6J40 Electric Heating Wire

Country/Region china
City & Province shanghai shanghai
Categories Steel Wire
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Product Details


Product Description
Constantan Wire with moderate resistivity and low temperature coefficent of resistance with a flat resistance/temperature curve over a wider range than the "manganins". Constantan also shows better corrosion resistance than the man ganins. Uses tend to be restricted to ac circuits.

Constantan wire is also the negative element of the type J thermocouple with Iron being the positive; type J thermocouples are used in heat treating applications. Also, it is the negative element of the type T thermocouple with OFHC Copper the positive; type T thermocouples are used at cryogenic temperatures.

Chemical Content, %

NiMnFeSiCuOtherROHS Directive
CdPbHgCr
441.50%0.5-Bal-NDNDND

ND

 

Mechanical Properties

Max Continuous Service Temp400ºC
Resisivity at 20ºC0.49±5%ohm mm2/m
Density8.9 g/cm3
Thermal Conductivity-6(Max)
Melting Point1280ºC
Tensile Strength,N/mm2 Annealed,Soft340~535 Mpa
Tensile Strength,N/mm3 Cold Rolled680~1070 Mpa
Elongation(anneal)25%(Min)
Elongation(cold rolled)≥Min)2%(Min)
EMF vs Cu, μV/ºC (0~100ºC)-43
Micrographic Structureaustenite
Magnetic Property

Non

 
 

Type of insulation

Insulation-enamelled NameThermal LevelºC
(working time 2000h)
Code Name ANSI. TYPE
Polyurethane enamelled wire130UEW MW75C
Polyester enamelled wire155PEW MW5C
Polyester-imide enamelled wire180EIW MW30C
Polyester-imide and polyamide-imide double coated enameled wire200EIWH
(DFWF)
 MW35C
Polyamide-imide enamelled wire220AIW MW81C
 

Type of bare alloy wire

Copper-nickel alloy wire,Constantan Wire,CuNi1~CuNi44  etc.
Ni-Cr Alloy wireNiCr35/20,NiCr70/30,NiCr60/15,NiCr80/20,NiCr90/10,NiCr AA,Karma. etc.
Fe-Cr-Al Alloy wireCr13Al4,Cr21Al4,Cr21Al6,Cr23Al5,Cr25Al5,
Cr21Al6Nb,Cr27Al7Mo2, etc.
Cu-Ni-Mn Alloy wireCuMn12Ni2,CuMn12Ni4,Manganin  etc.
Stainless steel Wire304,316
SilverPurity 9.99%
golden Wire 
Any copper alloy and nickel alloy is available
 
Our Services

a) We can provide high quality material, excellent design, precise manufacturing,complete specifications, considerate and integrity serivices.

b) We can provide all kinds of electric heating alloy material and elements, including customized products.

c) We can provide a complete solution for you.

d) OEM service can be provided.

e) Product selection

f) Process optimization

g) New product development

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