Standard Specification for
Investment Castings, Steel and Alloy, Common
Requirements, for General Industrial Use1
This standard is issued under the fixed designation A 957; 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) indicates an editorial change since the last revision or reapproval.
Click below to download Astm A 957 – 03 Pdf free
Click here to Astm A 956 – 02 Pdf Free Download