First published as part of AS A89-1966.Revised and redesignated as AS 1289.C2.1-1977.Revised and redesignated as AS 1289.3.2.1-1995.Second edition 2009. Originated as AS A89-1966. Revised and redesignated as AS 1289.C2.1-1977. Revised and redesignated as AS 1289.3.2.1-1995. Second edition 2009. Originated as AS A89-1966. Revised and redesignated as AS 1289.C2.1-1977. Revised and redesignated as AS 1289.3.2.1-1995. Second edition 2009. Reconfirmed by AS 1289.3.2.1-2009 REC:2022 (May 2022).