First published in Australia in part as part of AS A31-1937.Redated 1941.AS A32 first published 1937.Redated 1941.AS A129 first published 1962.AS A31-1941 revised and redesignated in part as AS A31.2-1963 and AS A31.3-1963.AS A45 first published 1963.AS A32-1941 revised and redesignated in part as AS A32.2-1963.AS A137 first published 1963.AS A138 first published 1963.Second edition 1968.AS A45-1963 revised and redesignated AS A163-1968 Second edition AS A31.2-1969.Second edition AS A31.3-1969.Second edition AS A32.2-1969.AS A32-1969 Add.1 first published 1974.AS A31.2-1969 revised and redesignated AS 1841-1976.AS A31.3-1969 revised and redesignated AS 1842-1976.AS A32.2-1969 revised and redesignated AS 1844-1976.AS A32-1969 Add.1-1974 revised and redesignated AS 1845-1976.AS A129-1962 revised and redesignated AS 1849-1976.AS A137-1968 revised and redesignated AS 1846-1976.AS A163-1968 revised and redesignated AS 1848-1976.Second edition AS 1841-1983.Second edition AS 1842-1983.Second edition AS 1844-1983.Second edition AS 1845-1983.Second edition AS 1848-1983.Second edition AS 1846-1984.AS A138-1963 revised and redesignated AS 1847-1976.Second edition 1985.Third edition AS 1841-1985.Third edition AS 1842-1985.Third edition AS 1844-1985.Third edition AS 1845-1985.Third edition AS 1846-1985.Third edition AS 1848-1985.AS 1841-1985, AS 1842-1985, AS 1844-1985, AS 1845-1985, AS 1846-1985, AS 1847-1985, AS 1848-1985 and AS 1849-1976, revised, amalgamated and redesignated in part AS 1841.1-1992.First published in New Zealand in part as part of NZSS 1241-44:1962.NZS 2228 first published 1968.NZS 2229 first published 1968.NZS 4551 first published 1974.NZSS 1241-44:1962, NZS 2228-1968 and NZS 2229-1968 revised, amalgamated and redesignated in part as NZS 4506:1978.AS 1841.1-1992, and part of NZS 4506:1978 and NZS 4551:1974 jointly revised, amalgamated and redesignated as AS/NZS 1841.1:1997.Second edition 2007. Originated in Australia in part as part of AS A31-1937. Final Australian edition AS 1841.1-1992. Originated in New Zealand in part as part of NZSS 1241-44:1962. Final New Zealand editions NZS 4506:1978 and NZS 4551:1974. AS 1841.1-1992 and part of NZS 4506:1978 and NZS 4551:1974 jointly revised and designated AS/NZS 1841.1:1997. Second edition 2007.