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【英文标准名称】:StandardSpecificationforLaboratoryWeightsAndPrecisionMassStandards
【原文标准名称】:实验室砝码和精密质量标准用标准规范
【标准号】:ASTME617-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:E41.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:Adjustmenttolerance;Buoyancycorrections;Laboratory--clinical;Laboratoryapparatus--specifications;Mass;Referenceweight/massstandards;Scales--specifications;Terminology--laboratoryapplications;Tolerances--medical/laboratoryequipmentapplicati
【摘要】:1.1Thisspecificationcoversweightsandmassstandardsusedinlaboratories,specificallyclasses0,1,2,3,4,5,6and7.ThisspecificationreplacesNationalBureauofStandardsCircular547,Section1,whichisoutofprint.1.2ThisspecificationfurtherrecognizesthatInternationalRecommendationR111exists,thatdescribesclassesE1,E2,F1,F2,M1,M2andM3.UsersmaychoosetoreferenceeitherR111orthisspecification,dependingonrequirements.1.3Thisspecificationcontainstheprincipalphysicalcharacteristicsandmetrologicalrequirementsforweightsthatareused.1.3.1Fortheverificationofweighinginstruments;1.3.2Fortheverificationofweightsofalowerclassofaccuracy;and1.3.3Withweighinginstruments.1.4Tolerancesanddesignrestrictionsforeachclassaredescribedinorderthatbothindividualweightsorsetsofweightscanbechosenforappropriateapplications.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.
【中国标准分类号】:N13
【国际标准分类号】:71_040_20
【页数】:7P.;A4
【正文语种】:英语