ASTM B628-98

    Standard Specification for Silver-Copper Eutectic Electrical Contact Alloy

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    1. Scope

    1.1 This specification covers 72% silver-28% copper (eutectic) alloy rod, wire, strip, and sheet material for electrical contacts.


    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

    B277 Test Method for Hardness of Electrical Contact Materials

    B476 Specification for General Requirements for Wrought Precious Metal Electrical Contact Materials


    ICS Code

    ICS Number Code 77.120.99 (Other non-ferrous metals and their alloys)

    UNSPSC Code

    UNSPSC Code


    DOI: 10.1520/B0628-98

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