ASTM International - ASTM F204-76(2018)

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

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Organization: ASTM International
Publication Date: 1 March 2018
Status: active
Page Count: 2
ICS Code (Seals, glands): 21.140
scope:

1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire 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.

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

abstract:

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... View More

Document History

ASTM F204-76(2018)
March 1, 2018
Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire
1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire of random or cut lengths, and in the tungsten section of multiple-piece-through leads used...
May 1, 2013
Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire
1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire of random or cut lengths, and in the tungsten section of multiple-piece-through leads used...
May 1, 2009
Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire
1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire of random or cut lengths, and in the tungsten section of multiple-piece-through leads used...
November 26, 1976
Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire
1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire of random or cut lengths, and in the tungsten section of multiple-piece-through leads used...
November 26, 1976
Standard Test Method for Surface Flaws in Tungsten Seal Rod and Wire
1.1 This test method covers the determination of the presence of surface flaws in tungsten-seal rod and wire of random or cut lengths, and in the tungsten section of multiple-piece-through leads used...
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