ASTM B780-98(2010)
Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy

Standard No.
ASTM B780-98(2010)
Release Date
1998
Published By
American Society for Testing and Materials (ASTM)
Status
Replace By
ASTM B780-16
Latest
ASTM B780-16(2021)
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.

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 become familiar with all hazards including those identified in the appropriate Material Safety Data Sheet (MSDS) for this product/material as provided by the manufacturer, to establish appropriate safety and health practices, and determine the applicability of regulatory limitations prior to use.

ASTM B780-98(2010) history

  • 2021 ASTM B780-16(2021) Standard Specification for 75 % Silver, 24.5 % Copper, 0.5 % Nickel Electrical Contact Alloy
  • 2016 ASTM B780-16 Standard Specification for 75&x2009;% Silver, 24.5&x2009;% Copper, 0.5&x2009;% Nickel Electrical Contact Alloy
  • 1998 ASTM B780-98(2010) Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy
  • 1998 ASTM B780-98(2004) Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy
  • 1999 ASTM B780-98 Standard Specification for 75% Silver, 24.5% Copper, 0.5% Nickel Electrical Contact Alloy



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