ASTM-A681 Complete Document History
Standard Specification for Tool Steels Alloy

Complete Current Edition:
   2008 R22 EDITION - REAPPROVED IN 2022 - Sept. 6, 2022

Obsolete Revision Information:
   2008 R15 EDITION - REAPPROVED IN 2015 - Sept. 1, 2015
   2008 EDITION - Standard Specification for Tool Steels Alloy - Oct. 1, 2008
   2007(E1) EDITION - EDITORIALLY CORRECTED - May 1, 2008
   2007 EDITION - Standard Specification for Tool Steels Alloy - Sept. 1, 2007
   1994 R04 EDITION - REAPPROVED IN 2004 - Dec. 1, 2004
   1994 EDITION - Standard Specification for Tool Steels Alloy - June 15, 1994
   1994 R99 EDITION - REAPPROVED IN 1999 - June 15, 1994
   1992 EDITION - Standard Specification for Tool Steels Alloy - July 15, 1992
   1991 EDITION - Standard Specification for Tool Steels Alloy - April 15, 1991
   1990 EDITION - Standard Specification for Tool Steels Alloy - Dec. 28, 1990
   1989A(E1) EDITION - EDITORIALLY CORRECTED - Sept. 8, 1989
   1989A EDITION - Standard Specification for Tool Steels Alloy - Sept. 8, 1989
   1988 EDITION - Standard Specification for Tool Steels Alloy - March 25, 1988
   1987 EDITION - Standard Specification for Tool Steels Alloy - Feb. 27, 1987