ASTM-A355 Complete Document History
Standard Specification for Steel Bars, Alloys, for Nitriding

Complete Current Edition:
   1989 R22 EDITION - REAPPROVED IN 2022 - Sept. 6, 2022

Obsolete Revision Information:
   1989 R17 EDITION - REAPPROVED IN 2017 - Sept. 1, 2017
   1989 R12 EDITION - REAPPROVED IN 2012 - May 15, 2012
   1989 R06 EDITION - REAPPROVED IN 2006 - March 1, 2006
   1989 R94(E1) EDITION - EDITORIALLY CORRECTED - March 1, 1994
   1989 R00 EDITION - REAPPROVED IN 2000 - Dec. 7, 1989
   1989 EDITION - Standard Specification for Steel Bars, Alloys, for Nitriding - Dec. 7, 1989
   1981 EDITION - Standard Specification for Steel Bars, Alloys, for Nitriding - June 8, 1981