Specifies information structures to be used for the digital representation and communication of product definition data. Use of this Standard permits the compatible exchange of data of product definition data used by various computer-aided design and computer-aided manufacturing (CAD/CAM) systems. It is identical with and has been reproduced from the U.S. Department of Commerce's National Bureau of Standards Initial Graphics Exchange Specification (IGES) Version 4.0-1988.Technical Committee IT-006 has reviewed the content of this publication and in accordancewith Standards Australia procedures for reconfirmation, it has been determined that thepublication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the originaldate of publication. Users are advised to ensure that they are using the latest versions ofsuch documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures forreconfirmation on 20 August 2013.The following are represented on Technical Committee IT-006:Australia Safety Critical Systems AssociationAustralian Computer SocietyAustralian Industry GroupAustralian Petroleum Production and Exploration AssociationConsult AustraliaEngineers AustraliaInstitute of Chemical Engineers AustraliaInstitute of Instrumentation, Control & Automation AustraliaProcess Control SocietyThe University of QueenslandWorkplace Health and Safety Queensland

NZS/AS 3643.1:1989 - Identical