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  • ASTM
    B780-98 Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy
    Edition: 1998
    $144.00
    Unlimited Users per year

Description of ASTM-B780 1998

ASTM B780-98

Historical Standard: ASTM B780-98 Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy

SUPERSEDED (see Active link, below)




ASTM B780

1. Scope

1.1 This specification covers an electrical contact material with the nominal composition of 75% silver, 24.5% copper, and 0.5% nickel in the form of rod, wire, strip, and sheet.


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

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


Keywords

arcing contacts; contacts; conductivity; electrical contacts; precious metals; silver alloy; silver-copper alloy; wire; Chemical analysis--electrical contacts; Copper electrical conductors--specifications; Electrical contact materials--specifications; Electrical contact materials (silver-nickel); Mechanical properties; Nickel alloy electrical heating elements; Nickel electrical/electronic applications--specifications; Silver-copper-nickel electrical contact alloy; Silver (electrical/electronic applications)--specifications; Tolerances--metals/alloys;


ICS Code

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


DOI: 10.1520/B0780-98

ASTM International is a member of CrossRef.




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About ASTM

ASTM International, formerly known as the American Society for Testing and Materials (ASTM), is a globally recognized leader in the development and delivery of international voluntary consensus standards. Today, some 12,000 ASTM standards are used around the world to improve product quality, enhance safety, facilitate market access and trade, and build consumer confidence. ASTM’s leadership in international standards development is driven by the contributions of its members: more than 30,000 of the world’s top technical experts and business professionals representing 150 countries. Working in an open and transparent process and using ASTM’s advanced electronic infrastructure, ASTM members deliver the test methods, specifications, guides, and practices that support industries and governments worldwide.
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