Standard Speciﬁcation for Forged Steel Rolls Used for Corrugating Paper Machinery1
This trendy is issued under the ﬁxed designation a 649/a 649m; the wide variety at once following the designation shows the year of unique adoption or, in the case of revision, the 12 months of closing revision. A number of in parentheses suggests the 12 months of last reapproval. A superscript epsilon (e) shows an article change for the reason that last revision or reapproval.
Click below to get ASTM A 649 A 649M – 99 International standard
You can also get ASTM A 648 – 04 International standard