Standard Speciﬁcation for Chromium Metal1

This preferred is issued beneath the ﬁxed designation a 481; the variety without delay following the designation indicates the yr of original adoption or, within the case of revision, the year of final revision. More than a few in parentheses shows the yr of closing reapproval. A superscript epsilon (e) suggests a piece of writing trade because of the last revision or reapproval.
This well-known has been authorized to be used by using corporations of the branch of protection. This speciﬁcation replaces federal speciﬁcation qq-f-a hundred forty-five.