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ASTM F204-76(2018)

Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire

NORMA vydána dne 1.3.2018

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The information about the standard:

Designation standards: ASTM F204-76(2018)
Publication date standards: 1.3.2018
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Kategorie: Technické normy ASTM

Annotation of standard text ASTM F204-76(2018) :

This test method establishes the apparatuses to be used, specimen preparation methods, and standard procedures for determining the presence of surface flaws in tungsten-seal rods and wires of random or cut lengths, and in the tungsten section of multiple-piece-through leads used in electronic devices, by means of examination of a glass bead sealed to the tungsten.


Keywords:
glass bead, glass-to-metal seals, tungsten-glass seals ,, ICS Number Code 21.140 (Seals, glands)