ASTM-B228 › Complete Document History
Standard Specification for Concentric-Lay-Stranded Copper-Clad Steel Conductors

Complete Current Edition:
   2011A R21 EDITION - REAPPROVED IN 2021 - Oct. 20, 2021

Obsolete Revision Information:
   2011A R16 EDITION - REAPPROVED IN 2016 - April 1, 2016
   2011A EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - Jan. 1, 2012
   2011 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - April 1, 2011
   2004 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - April 1, 2004
   2002 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - April 10, 2002
   1998 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - March 10, 1998
   1993 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - July 15, 1993
   1988 EDITION - Concentric-Lay-Stranded Copper-Clad Steel Conductors - Feb. 26, 1988