ASTM-E592 Complete Document History
Standard Guide to Obtainable ASTM Equivalent Penetrameter Sensitivity for Radiography of Steel Plates 14 to 2 in. (6 to 51 mm) Thick with X-Rays and 1 to 6 in. (25 to 152 mm) Thick with Cobalt-60

Complete Current Edition:
   2020 EDITION - Thick with X-Rays and 1 to 6 in. (25 to 152 mm) Thick with Cobalt-60 - June 15, 2020

Obsolete Revision Information:
   2015 EDITION - Obtainable ASTM Equivalent Penetrameter Sensitivity for Radiography of Steel Plates 14 to 2 in. (6 to 51 mm) Thick with X-Rays and 1 to 6 in. (25 to 152 mm) Thick with Cobalt-60 - July 1, 2015
   1999 R09(E1) EDITION - EDITORIALLY CORRECTED - June 1, 2009
   1999 R04 EDITION - REAPPROVED IN 2004 - Oct. 1, 2004
   1994 EDITION - OBTAINABLE ASTM EQUIVALENT PEN - April 15, 1994
   1977 EDITION - OBTAINABLE ASTM EQUIVALENT PEN - April 6, 1977