ASTM F29-97(2012)

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

STANDARD published on 1.7.2012

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The information about the standard:

Designation standards: ASTM F29-97(2012)
Note: WITHDRAWN
Publication date standards: 1.7.2012
SKU: NS-54695
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: American technical standard
Category: Technical standards ASTM

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The category - similar standards:

Mechanical structures for electronic equipment

Annotation of standard text ASTM F29-97(2012) :

Keywords:

gloss-to-metal sealing, iron-nickel/copper composite wire, vacuum electronics, ICS Number Code 31.240 (Mechanical structures for electronic equipment)

Additional information

1. 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.

2. Referenced Documents

D1729-22	Standard Practice for Visual Appraisal of Colors and Color Differences of Diffusely-Illuminated Opaque Materials
E53-07	Standard Test Method for Determination of Copper in Unalloyed Copper by Gravimetry
E228-22	Standard Test Method for Linear Thermal Expansion of Solid Materials With a Push-Rod Dilatometer
E3-26	Standard Guide for Preparation of Metallographic Specimens
F14-25	Standard Practice for Making and Testing Reference Glass-Metal Bead-Seal
E29-22	Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
B170-24	Standard Specification for Oxygen-Free Electrolytic Copper—Refinery Shapes
D1535-14(2023)	Standard Practice for Specifying Color by the Munsell System