Standard Historical Last Updated: May 25, 2022 Track Document
ASTM F29-97(2017)

Standard Specification for Dumet Wire for Glass-to-Metal Seal Applications

Standard Specification for Dumet Wire for Glass-to-Metal Seal Applications F0029-97R17 ASTM|F0029-97R17|en-US Standard Specification for Dumet Wire for Glass-to-Metal Seal Applications Standard new BOS Vol. 10.04 Committee F01
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Abstract

This specification covers the properties and requirements for round, copper-coated 42 % nickel-iron wire, commonly known as dumet, intended primarily for sealing to soft glass. The wires shall conform to requirements stated for chemical composition, oxide coatings, dimension, internal and surface workmanship, and storage characteristics. Materials shall also undergo tests for thermal expansion, color of coating, diameter, reducible oxides, copper analysis, and metallography.

Scope

1.1 This specification covers round, copper-coated 42 % nickel-iron wire, commonly known as dumet, intended primarily for sealing to soft glass.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered 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 and health 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.

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Details
Book of Standards Volume: 10.04
Developed by Subcommittee: F01.03
Pages: 4
DOI: 10.1520/F0029-97R17
ICS Code: 31.240