ASTM-B457 Complete Document History
Standard Test Method for Measurement of Impedance of Anodic Coatings on Aluminum

Complete Current Edition:
   1967 R18 EDITION - REAPPROVED IN 2018 - Oct. 1, 2018

Obsolete Revision Information:
   1967 R13 EDITION - EDITORIALLY CORRECTED - May 15, 2013
   1967 R08(E1) EDITION - EDITORIALLY CORRECTED - April 1, 2008
   1967 R03 EDITION - REAPPROVED IN 2003 - May 12, 2003
   1967 R98 EDITION - REAPPROVED IN 1998 - Dec. 12, 1967
   1967 R72 EDITION - Measurement of Impedance of Anodic Coatings on Aluminum - Jan. 1, 1967