EN ISO 11431-2002 房屋建筑.连接件.密封胶受热、遇水和透过玻璃的人造光照射后粘合力测定
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来源:标准资料网
【英文标准名称】:Buildingconstruction-Jointingproducts-Determinationofadhesion/cohesionpropertiesofsaelantsafterexposuretoheat,waterandartificiallightthroughglass(ISO11431:2002);GermanversionENISO11431:2002
【原文标准名称】:房屋建筑.连接件.密封胶受热、遇水和透过玻璃的人造光照射后粘合力测定
【标准号】:ENISO11431-2002
【标准状态】:现行
【国别】:
【发布日期】:2003-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:延伸;密封层(剂);膨胀;密封材料;耐光性;接缝密封胶;热阻;粘附;内聚;密封结合物;腻子;建筑密封胶;防水试验;人工气候;拉伸性能;粘结强度;耐水解;曝光;建筑物;定义;试验;施工材料;水;建筑
【英文主题词】:Adhesion;Adhesivestrength;Artificialweathering;Buildingsealants;Buildings;Cohesion;Construction;Constructionmaterials;Definition;Definitions;Elongation;Expansions;Exposure;Heatresistance;Hydrolyticresistance;Jointsealants;Light-fastness;Putty;Sealants;Sealingcompounds;Sealingmaterials;Strainbehaviour;Testing;Water;Water-resistancetests
【摘要】:
【中国标准分类号】:Q27
【国际标准分类号】:91_100_50
【页数】:9P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEstimationofNetHeatofCombustionofAviationFuels
【原文标准名称】:平定航空燃料净燃烧热的标准试验方法
【标准号】:ASTMD1405-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:石油产品;航空燃气;试验
【英文主题词】:Aviationgas;Combustion;Petroleumproducts;Testing
【摘要】:
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:7P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforInSituElectromagnetic(Eddy-Current)ExaminationofNonmagneticHeatExchangerTubes
【原文标准名称】:无磁热交换管的现场电磁(涡电流)检验
【标准号】:ASTME690-1998(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:金属;管;无损检验;试验;无磁;涡流试验;热交换器
【英文主题词】:eddy-current;electromagnetic;NDT;nondestructivetesting
【摘要】:Eddy-currentexaminationisanondestructivemethodoflocatingdiscontinuitiesintubingmadeofmaterialsthatconductelectricity.Signalscanbeproducedbydiscontinuitieslocatedeitherontheinneroroutersurfacesofthetube,orbydiscontinuitiestotallycontainedwithinthetubewall.Whenusinganinternalprobe,thedensityofeddycurrentsinthetubewalldecreasesveryrapidlyasthedistancefromtheinternalsurfaceincreases;thustheamplitudeoftheresponsetooutersurfacediscontinuitiesdecreasescorrespondingly.Someindicationsobtainedbythismethodmaynotberelevanttoproductquality.Forexample,anirrelevantsignalmaybecausedbymetallurgicalormechanicalvariationsthataregeneratedduringmanufacturebutthatarenotdetrimentaltotheenduseoftheproduct.Irrelevantindicationscanmaskunacceptablediscontinuitiesoccurringinthesamearea.Relevantindicationsarethosethatresultfromnonacceptablediscontinuities.Anyindicationabovetherejectlevel,whichisbelievedtobeirrelevant,shallberegardedasunacceptableuntilitisproventobeirrelevant.Fortubinginstalledinheatexchangers,predictablesourcesofirrelevantindicationsarelands(shortunfinnedsectionsinfinnedtubing),dents,scratches,toolchattermarks,orvariationsincoldwork.Rollingtubesintothesupportsmayalsocauseirrelevantindications,asmaythetubesupportsthemselves.Eddy-currentexaminationsystemsaregenerallynotabletoseparatetheindicationgeneratedbytheendofthetubefromindicationsofdiscontinuitiesadjacenttotheendsofthetube(endeffect).Therefore,thisexaminationmaynotbevalidattheboundariesofthetubesheets.1.1Thispracticedescribesprocedurestobefollowedduringeddy-currentexamination(usinganinternal,probe-type,coilassembly)ofnonmagnetictubingthathasbeeninstalledinaheatexchanger.Theprocedurerecognizesboththeuniqueproblemsofimplementinganeddy-currentexaminationofinstalledtubing,andtheindigenousformsoftube-walldeteriorationwhichmayoccurduringthistypeofservice.Thedocumentprimarilyaddressesscheduledmaintenanceinspectionofheatexchangers,butcanalsobeusedbymanufacturersofheatexchangers,eithertoexaminetheconditionofthetubesafterinstallation,ortoestablishbaselinedataforevaluatingsubsequentperformanceoftheproductafterexposuretovariousenvironmentalconditions.Theultimatepurposeisthedetectionandevaluationofparticulartypesoftubeintegritydegradationwhichcouldresultinin-servicetubefailures.1.2Thispracticedoesnotestablishacceptancecriteria;theymustbespecifiedbytheusingparties.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J75
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:
