Standard Speciﬁcation for Alloy Steel Forgings for Nonmagnetic Retaining Rings for Generators1
This fashionable is issued under the ﬁxed designation a 289/a 289m; the wide variety at once following the designation suggests the year of authentic adoption or, in the case of revision, the yr of ultimate revision. a number of in parentheses suggests the 12 months of remaining reapproval. a superscript epsilon (e) indicates a piece of writing alternate since the ultimate revision or reapproval.
click below to download Astm A289M – 97 (Reapproved 2003) pdf free
click here to download Astm A288 – 91 (Reapproved 2003) pdf free