ASTM-A991 › Complete Document History
Standard Test Method for Conducting Temperature Uniformity Surveys of Furnaces Used to Heat Treat Steel Products

Complete Current Edition:
   2022 EDITION - Furnaces Used to Heat Treat Steel Products - May 6, 2022

Obsolete Revision Information:
   2017 EDITION - Conducting Temperature Uniformity Surveys of Furnaces Used to Heat Treat Steel Products - April 15, 2017
   2010 R15 EDITION - REAPPROVED IN 2015 - March 1, 2015
   2010 EDITION - Conducting Temperature Uniformity Surveys of Furnaces Used t - April 1, 2010
   2008 EDITION - Conducting Temperature Uniformity Surveys of Furnaces Used t - Oct. 1, 2008
   1998 R04 EDITION - REAPPROVED IN 2004 - Oct. 1, 2004
   1998 EDITION - Conducting Temperature Uniformity Surveys of Furnaces Used t - Jan. 1, 1998