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ASTM E2075/E2075M-2010 丙烯酸棒测定声发射传感器响应一致性的标准实施规程

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【英文标准名称】:StandardPracticeforVerifyingtheConsistencyofAE-SensorResponseUsinganAcrylicRod
【原文标准名称】:丙烯酸棒测定声发射传感器响应一致性的标准实施规程
【标准号】:ASTME2075/E2075M-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:E07.04
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:声发射传感器;传感器检查;传感器一致性检查;传感器响应;传感器试验;传感器校准;声发射测试;丙烯酸传感器棒;一致性;
【英文主题词】:acousticemissionsensors;AE;sensorcheck;sensorconsistencycheck;sensorresponse;sensortest;sensorverification;Acousticemission(AE)testing;Acrylicsensorrod;Consistency
【摘要】:Degradationinsensorperformancecanoccurduetodropping,mechanicalshockwhilemountedontheteststructure,temperaturecycles,andsoforth.Itisnecessaryanddesirabletohaveasimplemeasurementprocedurethatwillchecktheconsistencyofsensorresponse,whileholdingallothervariablesconstant.Whiletestblocksofmanydifferentkindshavebeenusedforthispurposeformanyyears,anacrylicpolymerrodoffersthebestall-aroundcombinationofsuitableacousticproperties,practicalconvenience,easeofprocurementandlowcost.Becausetheacousticpropertiesoftheacrylicrodareknowntodependontemperature,thispracticerequiresthattherod,sensors,andcouplantbestabilizedatthesameworkingtemperature,priortoverifyingthesensors.Attentionshouldbepaidtostorageconditionsfortheacrylicpolymerrod.Forexample,itshouldnotbeleftinafreezingorhotenvironmentovernight,unlessitisgiventimefortemperaturestabilizationbeforeuse.Properlyappliedandwithproperrecordkeeping,thispracticecanbeusedinmanyways.Theuserorganizationmustdeterminethecontextforitsuse,theacceptancestandardsandtheactionstobetakenbasedontheleadbreakresults.Thefollowingusesaresuggested:Todeterminewhenasensorisnolongersuitableforuse.Tochecksensorsthathavebeenexposedtohigh-riskconditions,suchasdropping,overheating,andsoforth.Togetanearlywarningofsensordegradationovertime.Thiscanleadtoidentifyingconditionsofuse,whicharedamagingsensors,andthus,tobetterequipmentcareandlowerreplacementcosts.Toobtainmatchedsetsofsensors,preamplifiers,instrumentationchannels,oracombinationthereof,formoreuniformperformanceofthetotalsystem.Tosavetimeandmoney,byeliminatingtheinstallationofbadsensors.Toverifysensorsquicklybutconsistentlyinthefieldandtoassisttrouble-shootingwhenachanneldoesnotpassaperformancecheck.Alltheaboveusesarerecommendedforconsideration.Thepurposeofthispracticeisnottocallouthowtheseusesaretobeimplemented,butonlytostatehowthetestitselfistobeperformedsothattheresultsobtainedwillbeaccurateandreliable.1.1Thispracticeisusedforroutinelycheckingthesensitivityofacousticemission(AE)sensors.Itisintendedtoprovideareliable,preciselyspecifiedwayofcomparingasetofsensors,ortellingwhetheranindividualsensor''ssensitivityhasdegradedduringitsservicelife,orboth.1.2Thispracticeisnotax201C;calibrationx201D;nordoesitgivefrequencyresponseinformation.1.3Units8212;ThevaluesstatedinSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L31
【国际标准分类号】:19_100
【页数】:4P.;A4
【正文语种】:


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【英文标准名称】:Methodsofanalysisofwoodpreservativesandtreatedtimber-Qualitativeanalysis
【原文标准名称】:木材防腐剂与防腐处理分析方法.第2部分:定量分析
【标准号】:BS5666-2-1980
【标准状态】:现行
【国别】:英国
【发布日期】:1981-01-30
【实施或试行日期】:1981-01-30
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:实验室设备;薄层色谱法;化学试剂;木材防腐;木材防腐剂;定性分析;色谱法;木材;外观检查(试验);化学分析和试验
【英文主题词】:qualitativeanalysis;wood;chemicalreagents;chemicalanalysisandtesting;laboratoryequipment;woodpreservation;woodpreservatives;chromatography;thin-layerchromatography;visualinspection(testing)
【摘要】:Preliminarytestsontreatedtimberandtestsonextracts;differentiationofheartwoodandsapwoodin$7IPinus$7Rspecies.
【中国标准分类号】:B71
【国际标准分类号】:71_100_50;79_040
【页数】:8P.;A4
【正文语种】:英语


【英文标准名称】:SpecificationforAluminumBronzeRod,Bar,andShapesASTMB150-95a
【原文标准名称】:铝青铜杆材、棒材和型材用规范.ASTMB150-95A
【标准号】:ASMESECIIBSB-150-2002
【标准状态】:现行
【国别】:美国
【发布日期】:2002-07-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:BoilerandPressureVessel.SpecificationforAluminumBronzeRod,Bar,andShapesASTMB150-95a
【中国标准分类号】:H62
【国际标准分类号】:
【页数】:
【正文语种】:英语