【英文标准名称】:StandardGuideforSelectionofSamplingPlansforInspectionofElectrodepositedMetallicandInorganicCoatings
【原文标准名称】:电沉积金属镀层和无机镀层检验用抽样方法的选择
【标准号】:ASTMB697-1988(2005)
【标准状态】:现行
【国别】:
【发布日期】:1988
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:B08.10
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:金属的;试验;无机物的;覆层;监督(认可);质量检验;抽样方法;电解镀层;检验;金属覆层
【英文主题词】:
【摘要】:1.1Thisguidegivesguidanceintheselectionofsamplingplanstobeusedintheinspectionofelectrodepositedandrelatedcoatingsonproductsforthepurposeofdecidingwhethersubmittedlotsofcoatedproductscomplywiththespecificationsapplicabletothecoatings.ThissupplementsTestMethodB602bygivingmoreinformationonsamplinginspectionandbyprovidingadditionalsamplingplansfortheuserwhofindsthelimitedchoiceofplansinTestMethodB602tobeinadequate.1.2Whenusingasamplingplan,arelativelysmallpartofthearticlesinaninspectionlotisselectedandinspected.Basedontheresults,adecisionismadethattheinspectionloteitherdoesordoesnotsatisfactorilyconformtothespecification.1.3Thisguidealsocontainsseveralsamplingplans.Theplansareattributeplans,thatis,intheapplicationoftheplanseachinspectedarticleisclassifiedaseitherconformingornonconformingtoeachofthecoatingrequirements.Thenumberofnonconformingarticlesiscomparedtoamaximumallowablenumber.Theplansaresimpleandrelativelyfew.AdditionalplansandmorecomplexplansthatcovermoresituationsaregivenintheRefs(1-7)attheendofthisguideandinMIL-STD105.1.4Acceptancesamplingplansareused:1.4.1Whenthecostofinspectionishighandtheconsequencesofacceptinganonconformingarticlearenotserious.1.4.2When100%inspectionisfatiguingandboringand,therefore,likelytoresultinerrors.Inthesecasesasamplingplanmayprovidegreaterprotectionthan100%inspection.1.4.3Wheninspectionrequiresadestructivetest.Here,samplinginspectionmustbeused.1.5Anothergeneraltypeofacceptancesamplingplanthatisnotcoveredintheseguidelinesisthevariablesplaninwhichmeasuredvaluesofcharacteristicsareanalyzedbystatisticalprocedures.Suchplans,whenapplicable,canreduceinspectioncostandincreasequalityprotection.InformationonvariablesplansisgiveninTestMethodB762,MIL-STD-414,ANSI/ASQCZ1.9-1979,andRefs(1-2).
【中国标准分类号】:A29
【国际标准分类号】:25_220_40
【页数】:8P.;A4
【正文语种】: