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ohmalloy material co., ltd

Products >> Ohmalloy-cuni34 heating alloy wire

Ohmalloy-cuni34 heating alloy wire

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Description
Product Name: Ohmalloy-cuni34 heating alloy wire
Supply Ability: 80000 Kilogram/Kilograms per Week
Related proudcts
Specifications 0.03mm~8mm
Price Term: FOB
Port of loading: shanghai
Minimum Order 1 Kilogram/Kilograms
Unit Price: US $15 - 30 / Kilogram

OhmAlloy40(Resistance heating wire and resistance wire)
Common Name:CuNi34,NC40.

OhmAlloy40 is a copper-nickel alloy (Cu56Ni34 alloy) with low resistivity for use at temperatures up to 350℃.

OhmAlloy40 is kind of low resistance heating alloy.It is one of the key materials of the low-voltage electrical products. It is widely used in low-voltage circuit breaker, electric blankets.thermal overload relay, and other low-voltage electrical product.

Normal composition%
Nickel 34 Manganese 0.5
Copper Bal.

Typical Mechanical properties£¨1.0mm£©
Yield strength Tensile Strength Elongation
*** *** %
220 400 25

Typical Physical properties
Density (g/cm3) 8.9
Electrical resistivity at 20℃ (&©|8486;mm2/m) 0.35
Temperature factor of resistivity£¨20℃~600℃£©X10-5/℃ -0
Conductivity coefficient at 20℃ (WmK) 25
EMF vs Cu(¦ÌV/℃ )(0~100℃ ) -39







Coefficient of thermal expansion
Temperature Thermal Expansion x10-6/K
20 ℃- 400℃ 16

Specific heat capacity
Temperature 20℃
J/gK 0.4

Melting point (℃) 1180
Max continuous operating temperature in air (℃) 350
Magnetic properties non-magnetic

Corrosion resistance performance
Alloys Working In atmosphere at 20℃ Working at max temperature 200℃
Air and oxygen contain
gases gases with Nitrogen gases with sulfur
oxidability gases with sulfur
reductibility carburization
OhmAlloy40 good good good good bad good

Style of supply
Alloys Name Type Dimension
OhmAlloy40W Wire D=0.03mm~8mm
OhmAlloy40R Ribbon W=0.4~40 T=0.05~2.9mm
OhmAlloy40S Strip W=8~200mm T=0.1~3.0
OhmAlloy40F Foil W=6~120mm T=0.005~0.1
OhmAlloy40B Bar Dia=8~100mm L=50~1000

Contact Us
Company: ohmalloy material co., ltd
Contact: Mr. xiaofeng Qiu
Address: youyi road, baoshan, shanghai
Postcode:
Tel: 66796338
Fax: 66796339
E-mail:         


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Tel : 66796338 Fax : 66796339
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