Specifies the requirements for hot-rolled carbon, carbon-chromium, nickel-chromium-molybdenum and silicon-manganese spring steels which are in either the as-rolled, annealed or normalized condition.RECONFIRMATION NOTICETechnical Committee MT-001 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 04 June 2017.The following are represented on Technical Committee MT-001:Australian Building Codes BoardAustralian Steel AssociationAustralian Steel InstituteBureau of Steel Manufacturers of AustraliaEmployers and Manufacturers AssociationMaterials AustraliaNew Zealand Heavy Engineering Research AssociationSociety of Automotive Engineers- Australasia