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4j54 Iron Nickel Constant Expansion Glass Sealed Alloy Wire Feni54

China 4j54 Iron Nickel Constant Expansion Glass Sealed Alloy Wire Feni54, Find details about China 4j54, Glass Sealed Alloy Wire from 4j54 Iron Nickel Constant Expansion Glass Sealed Alloy Wire Feni54

Model NO.
4j54
Chemical Composition
Feni54
OEM
Yes
Sample
Free
Stock
Seyn
Surface
Bright
Trademark
HUONA
Transport Package
Export Packing
Specification
Can discuss
Origin
Shanghai
HS Code
7505220000
Model NO.
4j54
Chemical Composition
Feni54
OEM
Yes
Sample
Free
Stock
Seyn
Surface
Bright
Trademark
HUONA
Transport Package
Export Packing
Specification
Can discuss
Origin
Shanghai
HS Code
7505220000
4j54 Iron nickel constant expansion glass sealed alloy wire FeNi54

Iron nickel alloy is obtained at a given temperature range by adjusting the content of nickel internal energy and the expansion coefficient of different soft glass and ceramic matching a series of expansion alloy, its expansion coefficient and the Curie temperature increases with the increase of nickel content.The assembly is widely used in electric vacuum industry the sealing structure of the material

Chemical Composition in %, Invar
brandChemical composition
NiFeCPSiCoMnAlS
≤
4j4241.5~42.5Bal0.050.020.3-0.800.100.02
4j4544.5~45.5Bal0.050.020.3-0.800.100.02
4j5049.5~50.5Bal0.050.020.31.00.800.100.02
4j5251.5~52.5Bal0.050.020.3-0.60-0.02
4j5453.5~54.5Bal0.050.020.3-0.60-0.02
 
Basic physical constants and mechanical properties of the alloy:
brandThermal conductivitySpecific heat capacityDensityElectric resistivityCurie point
4j5418.8502J8.280.42530
 
Typical expansion character(10 -6 / ºC )
Temperature range20~10020~20020~30020~35020~40020~45020~50020~600
Expansion coefficient10.712.710.710.710.810.310.811.2

4 j54 alloy is mainly used for and mica, soft sealing glass

4j54 Iron Nickel Constant Expansion Glass Sealed Alloy Wire Feni54

 

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