ASTM-B664 › Complete Document History
Standard Specification for 80 % Silver-20 % Graphite Sliding Contact Material

Complete Current Edition:
   2018 R23 EDITION - REAPPROVED IN 2023 - May 1, 2023

Obsolete Revision Information:
   2018 EDITION - 80 % Silver-20 % Graphite Sliding Contact Material - Jan. 1, 2019
   1990 R12 EDITION - REAPPROVED IN 2012 - May 15, 2012
   1990 R06 EDITION - REAPPROVED IN 2006 - June 1, 2006
   1990 R95(E1) EDITION - EDITORIALLY CORRECTED - June 1, 1995
   1990 R00 EDITION - REAPPROVED IN 2000 - Dec. 28, 1990
   1990 EDITION - 80 % Silver-20 % Graphite Sliding Contact Material - Dec. 28, 1990
   1981 EDITION - 80 % Silver-20 % Graphite Sliding Contact Material - Jan. 9, 1981