Specifies requirements for design, construction and manufacture, type testing and marking for valves intended to be fitted to gas cylinders which convey compressed, liquefied or dissolved gases.RECONFIRMATION NOTICETechnical Committee ME-002 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 22 May 2017.The following are represented on Technical Committee ME-002:Australasian Fire and Emergency Service Authorities CouncilAustralia New Zealand Industrial Gas AssociationAustralian Chamber of Commerce and IndustryEngineers AustraliaEnvironmental Protection Authority New ZealandFire Protection Association AustraliaGas Energy AustraliaGas Technical Regulators CommitteeInternational Accreditation New ZealandNational Association of Testing Authorities AustraliaSafeWork NSWThe Australian Gas AssociationWelding Technology Institute of AustraliaWorksafe New ZealandWorkSafe Victoria