METAL WIRE ALLOY M30 (Cu77Ni23

METAL WIRE M30 ALLOY (Cu77Ni23)

METAL WIRE M30 ALLOY (Cu77Ni23)

Analogue: CuNi23, NC30, Curpothal30

The М30 alloy is a copper-nickel alloy (Cu77Ni23 alloy) with low resistivity in use at temperatures up to 300 ° С.

The M30 alloy is commonly used in the manufacture of heating cables, fuses, shunts, resistors and various types of controllers.

Chemical composition %

Ni

23

Mn

0.5

Cu

Stop

Mechanical properties (1.0mm)

Yield strength

Tensile strength

Elongation

MPa

MPa

%

170

350

25

physical properties

Density (g / cm3)

8.9

Electrical resistance at 20 ° C, Ohm * m

300

Temperature coefficient of resistivity

(20 ℃ ~ 600) X10-5/ ℃

<16

Heat conductivity coefficient 20 ℃ (WmK)

33

EMF with Copper (μV / ℃) (0 ~ 100)

.

Thermal expansion coefficient

Temperature

Thermal Expansion * 10-6/K

20 - 400 ℃

17.5

Specific heat

Temperature

20 ℃

J / gk

0.380

Melting point (℃)

1150

Maximum continuous working air temperature (℃)

300

Magnetic property

nonmagnetic

Types of goods

Name

Product type

dimensions

M30W

Wire

D = 0.03mm ~ 8mm

M30R

Strip

W = 0.4 ~ 40mm

W = 0.4 ~ 40mm

M30S

Tape

W = 8 ~ 200mm

W = 8 ~ 200mm

M30F

Foil

W = 6 ~ 120mm

W = 6 ~ 120mm

M30B

Bar

D = 8 ~ 100mm

D = 8 ~ 100mm

MAVAT LLC offers nickel silver wire, M30 alloy composition: copper 77% nickel 23%. High quality material and precision alloy composition. Cupronickel is a copper-based alloy in which nickel is used as the main alloying element. Thanks to the mixing of copper and nickel, the alloy has a high corrosion resistance. Cupronickel has a high electrical resistance. Copper-nickel alloys are used in the manufacture of electronic components such as resistors, rheostats, thermocouples. The alloy has been widely used in the manufacture of electronic equipment. For any questions, please contact us, and we will be happy to advise you. It is possible to manufacture alloys according to your requirements, both in terms of compositions and execution forms.