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【英文标准名称】:StandardGuideforReportingUncertaintyofTestResultsandUseoftheTermMeasurementUncertaintyinASTMTestMethods
【原文标准名称】:ASTM试验方法中术语测量不确定性的使用和试验结果不确定性的报告用标准指南
【标准号】:ASTME2655-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E11.20
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:measurementerror;precision;propagationoferrors;randomerror;systematicerror;testresults;TypeA;TypeB;uncertainty
【摘要】:PartAofthex201C;BlueBook,x201D;FormandStyleforASTMStandards,introducesthestatementofmeasurementuncertaintyasanoptionalpartofthereportgivenfortheresultofapplyingaparticulartestmethodtoaparticularmaterial.PreparationofuncertaintyestimatesisarequirementforlaboratoryaccreditationunderISO17025.Thisguidedescribessomeofthetypesofdatathatthelaboratorycanuseasthebasisforreportinguncertainty.1.1Thisguideprovidesconceptsnecessaryforunderstandingthetermx201C;uncertaintyx201D;whenappliedtoaquantitativetestresult.Severalmeasuresofuncertaintycanbeappliedtoagivenmeasurementresult;theinterpretationofsomeofthecommonformsisdescribed.1.2Thisguidedescribesmethodsforexpressingtestresultuncertaintyandrelatesthesetostandardstatisticalmethodology.Relationshipsbetweenuncertaintyandconceptsofprecisionandbiasaredescribed.1.3Thisguidealsopresentsconceptsneededforalaboratorytoidentifyandcharacterizecomponentsofmethodperformance.ElementsthatanASTMmethodcanincludetoprovideguidancetotheuseronestimatinguncertaintyforthemethodaredescribed.1.4Thesystemofunitsforthisguideisnotspecified.Dimensionalquantitiesintheguidearepresentedonlyasillustrationsofcalculationmethodsandarenotbindingonproductsortestmethodstreated.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A20
【国际标准分类号】:17_020
【页数】:6P.;A4
【正文语种】:英语