ASTM-B657 Complete Document History
Standard Guide for Metallographic Identification of Microstructure in Cemented Carbides

Complete Current Edition:
   2018 EDITION - Metallographic Identification of Microstructure in Cemented Carbides - April 1, 2018

Obsolete Revision Information:
   2011 EDITION - Metallographic Identification of Microstructure in Cemented - Dec. 31, 2011
   2005 EDITION - Metallographic Identification of Microstructure in Cemented - Oct. 1, 2005
   1992 R00 EDITION - REAPPROVED IN 2000 - Dec. 1, 2000
   1992 R96(E1) EDITION - KEYWORDS ADDED EDITORIALLY - Sept. 1, 1996
   1992 EDITION - METALLOGRAPHIC DETERMINATION O - Aug. 15, 1992
   1987 EDITION - METALLOGRAPHIC DETERMINATION O - Jan. 30, 1987