BS IS0 39511:2018 BSl Standards Publication Sequential sampling plans for inspection by variables for percent nonconforming (known standard deviation) bsi. BSISO39511:2018 BRITISH STANDARD Nationalforeword This British Standard is the UK implementation of IS039511:2018. It supersedes BSIS08423:2008, whichiswithdrawn. The UK participation in its preparation was entrusted to Technical Committee Ss/5,Acceptance samplingschemes. Alist of organizations represented onthis committeecanbe obtained on requestto its secretary. This publication does not purport to include all the necessary provisions of a contract. Users areresponsible for its correct application. TheBritishStandardsInstitution2018 Published byBSI Standards Limited 2018 ISBN9780580912436 ICS03.120.30 Compliance witha British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments/corrigendaissuedsincepublication Date Text affected BS ISO 39511:2018 ISO INTERNATIONAL STANDARD 39511 First edition 2018-05-15 Sequential sampling plans for inspection by variables for percent nonconforming (known standard deviation) Plansd'échantillonnageprogressifpourlecontroleparmesuresdes pourcentages denon-conformes (écart-type connu) Reference number IS0 39511:2018(E) ISO @IS02018