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0003 but not limited to inspection ofend itemscomponents and raw materialsoperationsmaterials in processsupplies in storagemaintenance operationsdata or records andadministrative procedures These schemes are intended primarily to be used for a continuing series of lots that is a series long enough to allow the switching rules to be applied These rules provide a protection to the consumer by means of a switch to tightened inspection or discontinuation of sampling inspection should a deterioration in uality be detected an incentive at the discretion of the respons.
Free download ISO 2859-1:1999, Sampling procedures for inspection by attributes -- Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
Ible authority to reduce 2859 11999, Sampling procedures eBook #9734 inspection costs 2859 11999, Sampling procedures for inspection Epubby means of a switch to reduced inspection should consistently good uality be achieved Sampling plans in this part of ISO may also be used for the inspection of lots in isolation but in this case the user is strongly advised to consult the operating characteristic curves to find a plan that will yield the desired protection see In that case the user is also referred to the sampling plans indexed by limiting uality L given in IS.
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This part of ISO Sampling procedures eBook #8608 specifies an acceptance sampling system for inspection by attributes It is indexed in terms of the acceptance uality limit ALIts purpose is to induce a supplier through the economic and psychological pressure of lot non acceptance to maintain a process average at least as good as the specified acceptance uality limit while at the same time providing an upper limit for the risk to the consumer of accepting the occasional poor lotSampling schemes designated in this part of ISO are applicable ISO 2859 11999, eBook #1.