1.1?This test method covers the determination of a reference temperature, To, which characterizes the fracture toughness of ferritic steels that experience onset of cleavage cracking at elastic, or elastic-plastic KJc instabilities, or both. The specific types of ferritic steels
ASTM E1921-21 history
2023ASTM E1921-23b Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2023ASTM E1921-23a Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2023ASTM E1921-23 Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2022ASTM E1921-22a Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2022ASTM E1921-22 Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2021ASTM E1921-21a Standard Test Method for Determination of Reference Temperature, T0, for Ferritic Steels in the Transition Range
2021ASTM E1921-21 Standard Test Method for Determination of Reference Temperature,
2020ASTM E1921-20 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2019ASTM E1921-19be1 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2019ASTM E1921-19b Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2019ASTM E1921-19a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2019ASTM E1921-19 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2018ASTM E1921-18a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2018ASTM E1921-18 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2017ASTM E1921-17a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2017ASTM E1921-17 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2016ASTM E1921-16 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2015ASTM E1921-15ae1 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2015ASTM E1921-15a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2015ASTM E1921-15 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2014ASTM E1921-14a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2014ASTM E1921-14 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2013ASTM E1921-13a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2013ASTM E1921-13 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2012ASTM E1921-12a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2012ASTM E1921-12 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2011ASTM E1921-11a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2011ASTM E1921-11 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2010ASTM E1921-10e1 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2010ASTM E1921-10 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09ce2 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09ce1 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09c Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09b Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2009ASTM E1921-09 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2008ASTM E1921-08ae1 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2008ASTM E1921-08a Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2008ASTM E1921-08 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2007ASTM E1921-07 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
2005ASTM E1921-05 Standard Test Method for Determination of Reference Temperature, To'', for Ferritic Steels in the Transition Range
2003ASTM E1921-03 Standard Test Method for Determination of Reference Temperature, To'', for Ferritic Steels in the Transition Range
2002ASTM E1921-02 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range
1997ASTM E1921-97 Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range