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4j50 ExpansionPrecision Alloy 50h, N50, Vacovit 500, Feni50 Permalloy Soft Magnetic Alloy Strip / Wire

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4j50 ExpansionPrecision Alloy 50h, N50, Vacovit 500, Feni50 Permalloy Soft Magnetic Alloy Strip / Wire

Brand Name : TANKII

Model Number : NiFe50

Certification : ISO SGS

Place of Origin : Shanghai, China,

MOQ : Negotiable

Price : negotiable

Payment Terms : L/C, T/T, Western Union

Supply Ability : 100 Tons per Month

Delivery Time : 7-15 work days

Packaging Details : wooden case

Material : Fe-Ni Alloy

Dia. : 0.02mm Min

Surface : Bright

Sample : accepted

Shape : Pipe/wire/rod/strip/coil

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4j50 (Expansion-alloy) 50h, N50, Vacovit 500, Feni50 permalloy Soft Magnetic Alloy strip / wire

Tk-4J50 (Expansion alloy)

(Common Name: 50H, N50, Vacovit 500, FeNi50)
4J50 alloy is mainly composed of iron, nickel elements. It is characterized with a fixed coefficient of expansion. Increase the thermal expansion coefficient and the Curie point with increase of nickel content.
4J50 alloy is widely used the structure of the sealing material in the electric vacuum industry.

Normal composition%

Ni 49.5~50.5 Fe Bal. Co 1.0 Si ≤0.3
Mo - Cu - Cr - Mn 0.8
C ≤0.05 P ≤0.02 S ≤0.02 Al 0.1

Typical Physical properties

Density (g/cm3) 8.21
Electrical resistivity at 20ºC(Ωmm2/m) 0.44
Thermal conductivity, λ/ W/(m*ºC) 16.7
Curie point Tc/ ºC 500
Elastic Modulus, E/ Gpa 158

Coefficient of expansion

θ/ºC α1/10-6ºC-1 θ/ºC α1/10-6ºC-1
20~100 9.8 20~400 9.4

20~200 9.8 20~450 9.4
20~300 9.5 20~500 9.7
20~350 9.4 20~600 10.6

Typical Mechanical properties

Tensile Strength Elongation
Mpa %
490 35

The heat treatment process
Annealing Heated to 900 ±20ºC in a hydrogen atmosphere
Holding time, h 1 hour
cooling With speed not more than 5 ºC / min. cooling to below 200 ºC


Style of supply

Alloys Name Type Dimension
TK-4J50 Wire D= 0.02~8mm
TK-4J50 Strip W= 5~250mm T= 0.1mm
Tk-4J50 Foil W= 10~100mm T= 0.01~0.1
TK-4J50 Bar Dia= 8~100mm L= 50~1000

Soft magnetic alloy are in weak magnetic field with high permeability and low coercive force of alloys.This kind of alloy are widely used in radio electronics, precision instruments and meters, remote control and automatic control system, the combination is mainly used for energy conversion and information processing, the two aspects of is an important material in the national economy.

4j50 ExpansionPrecision Alloy 50h, N50, Vacovit 500, Feni50 Permalloy Soft Magnetic Alloy Strip / Wire


Product Tags:

soft magnetic alloy

      

precision tubing

      
Quality 4j50 ExpansionPrecision Alloy 50h, N50, Vacovit 500, Feni50 Permalloy Soft Magnetic Alloy Strip / Wire for sale

4j50 ExpansionPrecision Alloy 50h, N50, Vacovit 500, Feni50 Permalloy Soft Magnetic Alloy Strip / Wire Images

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