Astm A 47/A 47M – 99 pdf free download
Standard Specification for Ferritic Malleable Iron Castings1 This standard is issued under the fixed designation A 47/A 47M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) … Read more