Standard Specification for
Steel Castings, Chromium-Nickel-Iron Alloy (25-12 Class),
for High-Temperature Service1

This standard is issued under the fixed designation A 447/A447M; 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 447/A447M – 93 (Reapproved 2003)Pdf free

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Click here to Astm A 436 – 84 (Reapproved 2001)Ad Pdf Free Download