GOST 19671-91. Tungsten wire for light sources. Specifications.
|The name in Russian||Tungsten wire for light sources. Specifications|
|The name in English||Tungsten wire for light sources. Specifications|
|Date of the enactment of||01.01.1993|
|The number of pages||32|
This standard applies to tungsten pull the wire of the group A (black) stamps VA, VM, VRN, VT-7, VT-10, VT-15, manufactured by powder metallurgy and is intended for the production of light sources.
The material must be susceptible to testing — tensile, and hydrostatic or nondestructive electric test. The tungsten filament must meet the required mechanical properties — the tensile strength of tensile, yield strength, elongation.
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