ASTM-C660 › Complete Document History
Standard Practices for Production and Preparation of Gray Iron Castings for Porcelain Enameling

Complete Current Edition:
   1981 R20 EDITION - REAPPROVED IN 2020 - Dec. 8, 2020

Obsolete Revision Information:
   1981 R15 EDITION - REAPPROVED IN 2015 - June 1, 2015
   1981 R10 EDITION - REAPPROVED IN 2010 - May 1, 2010
   1981 R05 EDITION - REAPPROVED IN 2005 - Sept. 1, 2005
   1981 R99 EDITION - REAPPROVED IN 1999 - Aug. 28, 1981
   1981 R88(E1) EDITION - Production and Preparation of Gray Iron Castings for Porcela - Aug. 28, 1981