ASTM F31-05
Historical Standard: ASTM F31-05 Standard Specification for 42% Nickel-6% Chromium-Iron Sealing Alloy
SUPERSEDED (see Active link, below)
ASTM F31
1. Scope
1.1 This specification covers an iron-nickel-chromium alloy (UNS K94760) used primarily for glass-sealing applications in electronic devices.
1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.
The following safety hazards caveat applies only to Section 13. 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 (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
E18 Test Methods for Rockwell Hardness of Metallic Materials
E29 Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications
E38 Methods for Chemical Analysis of Nickel-Chromium and Nickel-Chromium-Iron Alloys
E112 Test Methods for Determining Average Grain Size
E228 Test Method for Linear Thermal Expansion of Solid Materials With a Push-Rod Dilatometer
F14 Practice for Making and Testing Reference Glass-Metal Bead-Seal
F140 Practice for Making Reference Glass-Metal Butt Seals and Testing for Expansion Characteristics by Polarimetric Methods
F144 Practice for Making Reference Glass-Metal Sandwich Seal and Testing for Expansion Characteristics by Polarimetric Methods
Keywords
glass-to-metal sealing; iron-nickel-chromium alloy; UNS K94760 ; UNS K95150 ; ICS Number Code 4760; 77.120.40 (Nickel, chromium and their alloys)
DOI: 10.1520/F0031-05
ASTM International is a member of CrossRef.