文档介绍：Designation: A 351/A 351M – 03
Standard Specification for
Castings, Austenitic, Austenitic-Ferritic (Duplex), for
Pressure-Containing Parts1
This standard is issued under the fixed designation A 351/A 351M; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope* A 216/A 216M Specification for Steel Castings, Carbon,
This specification2 covers austenitic and austenitic- Suitable for Fusion Welding, for High-Temperature Ser-
3
ferritic (duplex) steel castings for valves, flanges, fittings, and vice
other pressure-containing parts (Note 1). A 217/A 217M Specification for Steel Castings, Martensi-
tic Stainless and Alloy, for Pressure-Containing Parts,
NOTE 1—Carbon steel castings for pressure-containing parts are cov- Suitable for High-Temperature Service3
ered by Specification A 216/A 216M, and low-alloy steel castings by A 488/A 488M Practice for Steel Castings, Welding, Quali-
Specification A 217/A 217M.
fication of Procedures and Personnel3
A number of grades of austenitic and austenitic-ferritic A 703/A 703M Specifi