Standard Specification for
Grade 80 Alloy Steel Chain1

This standard is issued under the fixed designation A 391/A 391M; 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 391/A 391M – 01 Pdf free

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Click here to Astm A 390 – 95 (Reapproved 2001) Pdf Free Download