ISO 3951-1-2005 计量检验的抽样程序.第1部分:按接收质量限(AQL)检索的单一质量特性和单一AQL的逐批检验一次抽样计划的规范
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【英文标准名称】:Samplingproceduresforinspectionbyvariables-Part1:Specificationforsinglesamplingplansindexedbyacceptancequalitylimit(AQL)forlot-by-lotinspectionforasinglequalitycharacteristicandasingleAQL
【原文标准名称】:计量检验的抽样程序.第1部分:按接收质量限(AQL)检索的单一质量特性和单一AQL的逐批检验一次抽样计划的规范
【标准号】:ISO3951-1-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC69
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;检验;定义;参数;抽样方法;接收质量限;AQL值;错误;抽样特性曲线;特性;缺陷与故障;统计学;计量检查;验收抽样;表(数据);统计质量控制;抽样表;随机试样;样品试验;图示;质量保证;批量检验
【英文主题词】:Acceptablequalitylimits;Acceptancesampling;AQL-value;Batchtesting;Characteristics;Defects;Definitions;Diagrams;Errors;Inspection;Inspectionbyvariables;Inspectionlots;Limits(mathematics);Multilingual;Operatingcharacteristiccurve;Parameters;Performancecharacteristics;Qualityassurance;Randomsamples;Sampletests;Samplingmethods;Samplingtables;Statisticalqualitycontrol;Statistics;Tables(data);Testing
【摘要】:ThispartofISO3951specifiesanacceptancesamplingsystemofsinglesamplingplansforinspectionbyvariables,inwhichtheacceptabilityofalotisimplicitlydeterminedfromanestimateofthepercentageofnonconformingitemsintheprocess,basedonarandomsampleofitemsfromthelot.ThispartofISO3951isprimarilydesignedforapplicationunderthefollowingconditions:a)wheretheinspectionprocedureistobeappliedtoacontinuingseriesoflotsofdiscreteproductsallsuppliedbyoneproducerusingoneproductionprocess;b)whereonlyasinglequalitycharacteristicxoftheseproductsistakenintoconsideration,whichmustbemeasurableonacontinuousscale;c)wherethemeasurementerrorisnegligible,i.e.withastandarddeviationnomorethan10%oftheprocessstandarddeviation;d)whereproductionisstable(understatisticalcontrol)andthequalitycharacteristicxisdistributedaccordingtoanormaldistributionoracloseapproximationtothenormaldistribution;e)whereacontractorstandarddefinesanupperspecificationlimitU,alowerspecificationlimitL,orboth;anitemisqualifiedasconformingifandonlyifitsmeasuredqualitycharacteristicxsatisfiestheappropriateoneofthefollowinginequalities:1)xWL(i.e.thelowerspecificationlimitisnotviolated);2)xuU(i.e.theupperspecificationlimitisnotviolated);3)xWLandxuU(i.e.neitherthelowernortheupperspecificationlimitisviolated).Inequalities1)and2)arecalledcaseswithasinglespecificationlimit,and3)acasewithdoublespecificationlimits.Ifdoublespecificationlimitsapply,itisassumedinthispartofISO3951thatconformancetobothspecificationlimitsisequallyimportanttotheintegrityoftheproduct;insuchcasesitisappropriatetoapplyasingleAQLtothecombinedpercentageofproductoutsidethetwospecificationlimits.Thisisreferredtoascombinedcontrol.
【中国标准分类号】:A00
【国际标准分类号】:03_120_30
【页数】:103P;A4
【正文语种】:英语
【原文标准名称】:计量检验的抽样程序.第1部分:按接收质量限(AQL)检索的单一质量特性和单一AQL的逐批检验一次抽样计划的规范
【标准号】:ISO3951-1-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC69
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;检验;定义;参数;抽样方法;接收质量限;AQL值;错误;抽样特性曲线;特性;缺陷与故障;统计学;计量检查;验收抽样;表(数据);统计质量控制;抽样表;随机试样;样品试验;图示;质量保证;批量检验
【英文主题词】:Acceptablequalitylimits;Acceptancesampling;AQL-value;Batchtesting;Characteristics;Defects;Definitions;Diagrams;Errors;Inspection;Inspectionbyvariables;Inspectionlots;Limits(mathematics);Multilingual;Operatingcharacteristiccurve;Parameters;Performancecharacteristics;Qualityassurance;Randomsamples;Sampletests;Samplingmethods;Samplingtables;Statisticalqualitycontrol;Statistics;Tables(data);Testing
【摘要】:ThispartofISO3951specifiesanacceptancesamplingsystemofsinglesamplingplansforinspectionbyvariables,inwhichtheacceptabilityofalotisimplicitlydeterminedfromanestimateofthepercentageofnonconformingitemsintheprocess,basedonarandomsampleofitemsfromthelot.ThispartofISO3951isprimarilydesignedforapplicationunderthefollowingconditions:a)wheretheinspectionprocedureistobeappliedtoacontinuingseriesoflotsofdiscreteproductsallsuppliedbyoneproducerusingoneproductionprocess;b)whereonlyasinglequalitycharacteristicxoftheseproductsistakenintoconsideration,whichmustbemeasurableonacontinuousscale;c)wherethemeasurementerrorisnegligible,i.e.withastandarddeviationnomorethan10%oftheprocessstandarddeviation;d)whereproductionisstable(understatisticalcontrol)andthequalitycharacteristicxisdistributedaccordingtoanormaldistributionoracloseapproximationtothenormaldistribution;e)whereacontractorstandarddefinesanupperspecificationlimitU,alowerspecificationlimitL,orboth;anitemisqualifiedasconformingifandonlyifitsmeasuredqualitycharacteristicxsatisfiestheappropriateoneofthefollowinginequalities:1)xWL(i.e.thelowerspecificationlimitisnotviolated);2)xuU(i.e.theupperspecificationlimitisnotviolated);3)xWLandxuU(i.e.neitherthelowernortheupperspecificationlimitisviolated).Inequalities1)and2)arecalledcaseswithasinglespecificationlimit,and3)acasewithdoublespecificationlimits.Ifdoublespecificationlimitsapply,itisassumedinthispartofISO3951thatconformancetobothspecificationlimitsisequallyimportanttotheintegrityoftheproduct;insuchcasesitisappropriatetoapplyasingleAQLtothecombinedpercentageofproductoutsidethetwospecificationlimits.Thisisreferredtoascombinedcontrol.
【中国标准分类号】:A00
【国际标准分类号】:03_120_30
【页数】:103P;A4
【正文语种】:英语
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