1 This specification is under the jurisdiction of ASTM Committee A01 on Steel,
Stainless Steel and Related Alloys and is the direct responsibility of Subcommittee
A01.18 on Castings.
Current edition approved April 10, 2003. Published April 2003. Originally
approved in 1991. Last previous edition approved in 2000 as A 27/
A 27M – 95 (2000).