China Uniseal 42 Glass Sealed Alloy Strip 4j42

Glass Sealed42 Feni Constant Expansion Glass Sealed Alloy stripIron 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 materialChemical Composition in %, InvarbrandChemical compositionNiFeCPSiCoMnAlS≤Glass Sealed4241.5~42.5Bal0.050.020.3-0.800.100.024j45Other Safety Products 44.5~45.5Bal0.050.020.3-0.80Specialized Case & Box 0.100.024j5049.5~50.5Bal0.050.020.31.00.800.100.024j5251.5~52.5Bal0.050.020.3-0.60-0.024j5453.5~54.5Bal0.050.020.3-0.60-0.02
Basic physical constants and mechanical properties of the alloy:brandThermal conductivitySpecific heat capacityDensityElectric resistivityCurie pointGlass Sealed4214.6502J8.12Riveter 0.61360
Typical expansion character(10 -6 / ºC )Temperature range20~10020~20020~30020~35020~40020~45020~50020~600Expansion coefficient5.64.94.84.955.96.97.89.2
Glass Sealed42alloy is mainly used for soft glass and ceramic seal, such as electron tubes, transistors and integrated circuit of fuses, framework, and the sealing plug
All offered "Shanghai Tankii Alloy Material Co., Ltd" of rolled metal products Invar differs guaranteed high quality. Customers can buy Invar alloy for the production of different types of products and rely on the high-speed supplyTransmitter of rolled metal.