Standard Practice for Steel Castings, Welding, Qualiﬁcations of Procedures and Personnel1
This general is issued under the ﬁxed designation a 488/a 488m; the quantity without delay following the designation suggests the yr of original adoption or, inside the case of revision, the yr of remaining revision. Quite a number in parentheses shows the year of last reapproval. A superscript epsilon (e) shows an article exchange since the final revision or reapproval.
This widespread has been permitted to be used by agencies of the department of protection.
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