ASTM-E1921 Complete Document History
Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range

Complete Current Edition:
   2023B EDITION - Standard Test Method for Determination of Reference Temperature, <emph type='bdit'>T<inf >0</inf></emph>, for Ferritic Steels in the Transition Range - March 6, 2024

Obsolete Revision Information:
   2023 EDITION - Determination of Reference Temperature, TO, for Ferritic Steels in the Transition Range - July 25, 2023
   2022A EDITION - Determination of Reference Temperature, TO, for Ferritic Steels in the Transition Range - Dec. 8, 2022
   2022 EDITION - Determination of Reference Temperature, <emph type='bdit'>T<inf >0</inf></emph>, for Ferritic Steels in the Transition Range - Aug. 16, 2022
   2021A EDITION - Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range - Feb. 9, 2022
   2021 EDITION - Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range - Aug. 12, 2021
   2020 EDITION - Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range - Aug. 7, 2020
   2019B(E1) EDITION - EDITORIALLY CORRECTED - May 15, 2020
   2019B EDITION - Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range - July 15, 2019
   2019 EDITION - Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range - Feb. 1, 2019
   2018A EDITION - Determination of Reference Temperature, <emph type='bdit'>T<inf >o</inf></emph>, for Ferritic Steels in the Transition Range - June 1, 2018
   2018 EDITION - Determination of Reference Temperature, <emph type='bdit'>T<inf >o</inf></emph>, for Ferritic Steels in the Transition Range - Jan. 15, 2018
   2017A EDITION - etermination of Reference Temperature, To, for Ferritic Steels in the Transition Range - May 1, 2017
   2016 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Aug. 15, 2016
   2015A(E1) EDITION - EDITORIALLY CORRECTED - March 1, 2016
   2015A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Feb. 15, 2016
   2015 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - June 15, 2015
   2014A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 15, 2015
   2013A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 15, 2014
   2014 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 1, 2014
   2013 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Feb. 15, 2013
   2012 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 1, 2012
   2012A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 1, 2012
   2011A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Dec. 1, 2011
   2011 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - June 15, 2011
   2010(E1) EDITION - EDITORIALLY CORRECTED - Aug. 1, 2010
   2010 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - May 1, 2010
   2009C(E2) EDITION - EDITORIALLY CORRECTED - March 1, 2010
   2009C(E1) EDITION - EDITORIALLY CORRECTED - Dec. 1, 2009
   2009C EDITION - Determination of Reference Temperature, To, for Ferritic Ste - June 15, 2009
   2009A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Feb. 15, 2009
   2008A(E1) EDITION - EDITORIALLY CORRECTED - Oct. 1, 2008
   2008A EDITION - Determination of Reference Temperature, To, for Ferritic Ste - May 15, 2008
   2008 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 15, 2008
   2007 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Dec. 15, 2007
   2005 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Jan. 1, 2005
   2003 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Nov. 1, 2003
   2002 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - March 10, 2002
   1997 EDITION - Determination of Reference Temperature, To, for Ferritic Ste - Dec. 10, 1997