DICTIONARY OF INDUSTRY TERMS

V

Vacuum Degassing - A steel making process which permits cyclic degassing plus the addition of alloying materials to molten steel in the absence of air prior to teeming. Undesirable oxide content is reduced.

Vacuum Induction Melting - Steel is melted in an induction electric furnace in vacuum chambers which also contain the ingot molds into which the melted steel is cast. Charging, melting and casting are all performed under vacuum, reducing undesirable oxide content.

Vickers Hardness Test - See "Diamond Pyramid Hardness Test".

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