Description

Applies to the design, fabrication, erection, repair and alteration of steelwork associated with boilers, pressure vessels, lifts, cranes, mining equipment, gas and liquid petroleum piping systems, bulk handling equipment, and the like in accordance with the working stress design method, but does not apply to road and rail bridges, material less than 3 mm thick, steel for which the design yield stress exceed 450 MPa, and cold-formed members other than those complying with AS 1163. Reconfirmed: 2016-11-18 AS 3990 first published in part as AS CAI-1933. Second edition 1939. Revised and issued as SAA Int. 351-1952. Revised and issued as AS CAI-1968. Fourth edition 1972. AS 1250 first published 1972. AS CAI-1972 and AS 1250-1972 revised, amalgamated and issued as AS 1250-1975. AS CAI-1972 withdrawn 1976. Third edition as AS 1250-1981. Revised and redesignated in part as AS 3990(Int)-1991. Revised and issued as AS 3990-1993.