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About This Item

 

Full Description

1.1 This specification covers an 85 % platinum - 15 % iridium alloy, and a 90 % platinum - 10 % iridium alloy, in the form of rod, wire, strip, and sheet material for electrical contacts.

1.2 The values stated in inch-pound units are to be regarded as the standard. The metric equivalents of inch-pound units may be approximate.

1.3 The original specification, B 684-81, covered the 85 % platinum 15 % iridium alloy. The 1997 revision of this specification added the 90 % platinum 10 % iridium alloy.

1.4 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 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.

 

Document History

  1. ASTM B684/B684M-22


    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Most Recent
  2. ASTM B684/B684M-16


    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Historical Version
  3. ASTM B684-97(2012)


    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Historical Version
  4. ASTM B684-97(2008)


    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Historical Version
  5. ASTM B684-97(2002)

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    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Historical Version
  6. ASTM B684-97


    Standard Specification for Platinum-Iridium Electrical Contact Materials

    • Historical Version