METAL WIRE M5 ALLOY (CU2NI98)

METAL WIRE M5 ALLOY (CU2NI98)

METAL WIRE M5 ALLOY (CU2NI98)

Analog: CuNi2, NC5

The M5 alloy is a copper-nickel alloy (Cu2Ni98 alloy) with low resistivity in use at temperatures up to 200 ° C.

The M5 alloy is commonly used in various heaters such as heating cables in electric blankets.

Chemical composition %

Ni

2

Mn -

Cu

Bal.

Mechanical properties (1.0mm)

Yield strength

Tensile strength

Elongation

MPa

MPa

%

90

220

25

physical properties

Density (g / cm3)

8.9

Resistivity at 20 ℃ (µOhm * m)

0.05

Temperature coefficient of resistivity (20 ℃ ~ 600) X10-5 /

<120

I

Heat conductivity coefficient 20 ℃ (WmK)

130

EMF with Copper (μV / ℃) (0 ~ 100)

-12

Thermal expansion coefficient

Temperature

Thermal expansion x10-6/K

20 --400

17.5

Specific heat

Temperature

20

J / gk

0.380

Melting point (℃)

109

Maximum continuous working air temperature (℃)

200

Magnetic property

nonmagnetic

Corrosion Resistance Characteristics

Alloy

Service in the atmosphere with 20 ℃

Service at max. 200 ℃

Air and oxygen contain gases

Gases with nitrogen

Gases with gray oxidability

gases with

sulfur content

reduced

Cementation

M5 alloy

good

poorly

poorly

poorly

poorly

good

II

Types of goods

Name

Product type

dimensions

M5W

Wire

D = 0.03mm ~ 8mm

M5R

Strip

W = 0.4 ~ 40mm

W = 0.4 ~ 40mm

M5S

Tape

W = 8 ~ 200mm

W = 8 ~ 200mm

M5F

Foil

W = 6 ~ 120mm

W = 6 ~ 120mm

M5B

Bar

D = 8 ~ 100mm

D = 8 ~ 100mm