An American National Standard
Standard Test Method for
Determination of Cooling Characteristics of Quenchants by
Cooling Curve Analysis with Agitation (Drayton Unit):
This standard is issued under the fixed designation D 6549;the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon indicates an editorial change since the last revision or reapproval.
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