ASTM-E527 › Complete Document History
Standard Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS)

Complete Current Edition:
   2023 EDITION - Standard Practice for Numbering Metals and Alloys in the Unified Numbering System (UNS) - Sept. 26, 2023

Obsolete Revision Information:
   2016 EDITION - Numbering Metals and Alloys in the Unified Numbering System (UNS) - Sept. 15, 2016
   2012 EDITION - Numbering Metals and Alloys in the Unified Numbering System - Jan. 15, 2013
   2007 EDITION - Numbering Metals and Alloys in the Unified Numbering System - Sept. 1, 2007
   1983 R03 EDITION - REAPPROVED IN 2003 - May 1, 2003
   1983 R97(E1) EDITION - KEYWORDS ADDED EDITORIALLY - Oct. 1, 1997
   DOD ADOPTION - FYI ONLY: DOD ADOPTED - July 17, 1992
   1983(E1) EDITION - EDITORIALLY CORRECTED - May 10, 1983
   1983 EDITION - Numbering Metals and Alloys in the Unified Numbering System - Jan. 1, 1983