Standard Specification for Steel, Closed-Impression Die Forgings for General Industrial Use1
This standard is issued under the fixed designation A 521; 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 (e) indicates an editorial change since the last revision or reapproval.
Click below to download ASTM A 521 – 03 ppdf free
Click here to download ASTM A 519 – 03 pdf free