Standard Speciﬁcation for Steel Castings, High Strength, for Structural Purposes1
This widespread is issued underneath the ﬁxed designation a 148/a 148m; the number right away following the designation indicates the year of unique adoption or, in the case of revision, the yr of closing revision. quite a number in parentheses indicates the yr of closing reapproval. a superscript epsilon (e) indicates an article alternate since the last revision or reapproval.
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