Kovar
id:
kovar-312-844424
title:
Kovar
text:
Kovar is a nickel–cobalt ferrous alloy compositionally identical to Fernico 1, designed to have substantially the same thermal expansion characteristics as borosilicate glass to allow a tight mechanical joint between the two materials over a range of temperatures. It finds application in glass-to-metal seals in scientific apparatus, and conductors entering glass envelopes of electronic parts such as vacuum tubes (valves), X-ray and microwave tubes and some lightbulbs. Kovar was invented to meet
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Kovar
date created:
date modified:
2024-01-25T12:52:49Z
main entity:
{"identifier":"Q901990","url":"https://www.wikidata.org/entity/Q901990"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/6/6b/Assortment_of_Kovar_metal.jpg","width":468,"height":518}
fields total:
13
integrity:
14