ASTM E2309-2005 用于材料试验机械的位移测量系统和装置验证的标准规程

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【英文标准名称】:StandardPracticesforVerificationofDisplacementMeasuringSystemsandDevicesUsedinMaterialTestingMachines
【原文标准名称】:用于材料试验机械的位移测量系统和装置验证的标准规程
【标准号】:ASTME2309-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:E28.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:热;释放;防火;可见的;灾害控制;试验;事故预防;防火安全;烟
【英文主题词】:calibration;displacementrange;resolution;verification
【摘要】:Testingmachinesthatapplyandmeasuredisplacementareusedinmanyindustries.Theymaybeusedinresearchlaboratoriestodeterminematerialproperties,andinproductionlinestoqualifyproductsforshipment.Thedisplacementmeasuringdevicesintegraltothetestingmachinesmaybeusedformeasurementofcrossheadoractuatordisplacementoveradefinedrangeofoperation.TheaccuracyofthedisplacementvalueshallbetraceabletotheNationalInstituteofStandardsandTechnology(NIST)oranotherrecognizedNationalLaboratory.PracticesE2309providesaproceduretoverifythesemachinesandsystems,inorderthatthemeasureddisplacementvaluesmaybetraceable.Akeyelementtohavingtraceabilityisthatthedevicesusedintheverificationproduceknowndisplacementcharacteristics,andhavebeencalibratedinaccordancewithadequatecalibrationstandards.1.1Thesepracticescoverproceduresandrequirementsforthecalibrationandverificationofdisplacementmeasuringsystemsbymeansofstandardcalibrationdevicesforstaticandquasi-statictestingmachines.Thispracticeisnotintendedtobecompletepurchasespecificationsfortestingmachinesordisplacementmeasuringsystems.Displacementmeasuringsystemsarenotintendedtobeusedforthedeterminationofstrain.SeePracticeE83.1.2Theseproceduresapplytotheverificationofthedisplacementmeasuringsystemsassociatedwiththetestingmachine,suchasascale,dial,markedorunmarkedrecorderchart,digitaldisplay,etc.Inallcasesthebuyer/owner/usermustdesignatethedisplacement-measuringsystem(s)tobeverified.1.3Sinceconversionfactorsarenotrequiredinthispractice,eitherSIunits,orinchunits,canbeusedasthestandard.1.4Displacementvaluesindicatedondisplays/printoutsoftestingmachinedatasystems-betheyinstantaneous,delayed,stored,orretransmitted-whicharewithintheClassificationcriterialistedin,complywithPracticesE2309.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N71
【国际标准分类号】:13_220_01
【页数】:6P.;A4
【正文语种】: