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

Standard No.

ASTM B780-98

Release Date

1999

Published By

American Society for Testing and Materials (ASTM)

Status

Be replaced

Replace By

ASTM B780-98(2004)

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.

ASTM B780-98 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