ASTM B844-98
Historical Standard: ASTM B844-98 Standard Guide for Silver-Tin Oxide Contact Material
SUPERSEDED (see Active link, below)
ASTM B844
1. Scope
1.1 This standard provides guidelines for users and manufacturers of silver-tin oxide material produced in strip, rod, wire, and part form for electrical contact applications.
1.2 Silver-tin oxide refers to contact material containing silver, tin oxide, and other metal oxide which may be used for either improving the processing or performance of the material.
1.3 This standard does not purport to address all of the safety problems, 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 It is the responsibility of the user to become familiar with all hazards including those identified in the appropriate Material Safety Data sheet for this product/material or provided by the manufacturer.
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
B311 Test Method for Density of Powder Metallurgy (PM) Materials Containing Less Than Two Percent Porosity
B476 Specification for General Requirements for Wrought Precious Metal Electrical Contact Materials
Keywords
contact; internal oxidation; powder metallurgy; silver; silver-tin oxide; tin oxide; wrought; Internal oxidation; Powder metallurgy (P/M) materials; Silver; Silver-tin oxide; Tin oxide; Wrought silver-tin oxide materials;
ICS Code
ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)
DOI: 10.1520/B0844-98
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