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Kovar

Kovar (trademark of CRS Holdings, inc., Delaware) is a nickel–cobalt ferrous alloy compositionally identical to Fernico 1, designed to have substantially the same thermal expansion characteristics as borosilicate glass (≈5 ppm/K between 30 and 200 °C, to ≈10 ppm/K at 800 °C) to allow a tight mechanical joint between the two materials over a range of…

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NickelCobaltFerrousAlloyFernico
18 related topics

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Kovar

Nodes20
Edges19
Triples1
Avg. degree1.9
Density0.1
Components1

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glass oxide cobalt thermal expansion joint citation needed seal layer nickel alloy range glass-to-metal scientific electronic vacuum tubes due metal

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SubjectPredicateObjectConfidenceSrc
vacuum tubesinstance ofand conductors entering glass envelopes of electronic parts0.80text

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