Standard Speciﬁcation for Tool-Resisting Steel Flat Bars and Shapes for Security Applications1
This preferred is issued below the ﬁxed designation a 629; the wide variety straight away following the designation suggests the year of original adoption or, within the case of revision, the 12 months of remaining revision. Quite a number in parentheses indicates the 12 months of last reapproval. A superscript epsilon (e) suggests a piece of writing change since the ultimate revision or reapproval.
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You can also get ASTM A 627 – 03 International standard