ASTM-F256 › Complete Document History
Standard Specification for Chromium-Iron Sealing Alloys with 18 or 28 Percent Chromium


Obsolete Revision Information:
   2005 R20 EDITION - REAPPROVED IN 2020 - May 15, 2020
   2005 R15 EDITION - REAPPROVED IN 2015 - Oct. 1, 2015
   2005 R10 EDITION - REAPPROVED IN 2010 - Oct. 1, 2010
   2005(E1) EDITION - EDITORIALLY CORRECTED - Aug. 1, 2005
   2005 EDITION - CHROMIUM-IRON SEALING ALLOYS WITH 18 OR 26 PERCENT CHROMIUM, - Jan. 1, 2005
   1994 EDITION - CHROMIUM-IRON SEALING ALLOYS W - April 15, 1994
   1994 R99 EDITION - REAPPROVED IN 1999 - April 15, 1994
   1972 R89(E1) EDITION - CHROMIUM-IRON SEALING ALLOYS W - Jan. 1, 1989