ASTM E1529-2006 测定大型烃类物资贮存库燃烧对结构构件和组件的影响的标准试验方法
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【英文标准名称】:StandardTestMethodsforDeterminingEffectsofLargeHydrocarbonPoolFiresonStructuralMembersandAssemblies
【原文标准名称】:测定大型烃类物资贮存库燃烧对结构构件和组件的影响的标准试验方法
【标准号】:ASTME1529-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E05.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:建筑;防火安全;烃类;试验
【英文主题词】:firetestresponse;hydrocarbonpoolfire;temperature;heatflux;thermalshock
【摘要】:1.1Thetestmethodsdescribedinthisfire-test-responsestandardareusedfordeterminingthefire-testresponseofcolumns,girders,beamsorsimilarstructuralmembers,andfire-containmentwalls,ofeitherhomogeneousorcompositeconstruction,th
【中国标准分类号】:P26
【国际标准分类号】:13_220_01
【页数】:15P.;A4
【正文语种】:
【英文标准名称】:Telecontrolequipmentandsystems-TelecontrolprotocolscompatiblewithISOstandardsandITU-Trecommendations-Functionalprofileforprovidingtheconnection-orientedtransportserviceinendsystemconnectedviapermanentaccesstoapacketswitched
【原文标准名称】:遥控设备和系统.与ISO标准和ITU-T推荐规程一致的遥控协议.在经由永久性存取与包交换数据网络连接的端系统中提供定向连接传输服务的功能界面
【标准号】:BSEN60870-6-601-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-09-15
【实施或试行日期】:1995-09-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:通信;通信;远程处理;遥测技术;计算机网络;遥控系统;数据链路层;遥测设备;传送层;物理层(开放系统互连);包交换网络;协议;通信系统;连接模式(OSI);电信;远程通信;网络层;广域网络;开放系统互连;数据传输
【英文主题词】:Communication;Connection-mode;Connections;Datanetwork;Dataservices;Datatransfer;Electricalengineering;Endsystems;ISDN;ISO;ISOstandards;ITU-T;Network;Networklayers;Opensystems;OSI;Packetswitchingnetworks;Records;Remotecontrolsystems;Remotecontroltechnology;Telecommunications;Telecontrolequipment;Telecontrolsystems;Transmissionprotocol;Transportlayers;Transportservices
【摘要】:Thisfunctionalprofile(FP)definestheprovisionoftheOSIconnection-modetransportservicebetweenanendsystem('TheReferenceEndSystem')whichusesapermanentanalogordigitalcircuittoaccessapacketswitcheddatanetwork(PSDN)andanotherendsystem('TheCompatibleEndSystem')whichisaccessible,bypermanentorswitchedmethods,eitherdirectlyfromthesamePSDN,orindirectlythroughtheprovidedOSIconnection-modenetworkservice
【中国标准分类号】:M54
【国际标准分类号】:33_200;35_100_05
【页数】:20P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforCreepofConcreteinCompression
【原文标准名称】:受压中混凝土蠕变的标准试验方法
【标准号】:ASTMC512/C512M-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】:C09.61
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:压缩;混凝土;蠕变;蠕变应力;弹性应变
【英文主题词】:compression;concrete;creep;creepstrain;elasticstrain
【摘要】:Thistestmethodmeasurestheload-inducedtime-dependentcompressivestrainatselectedagesforconcreteunderanarbitrarysetofcontrolledenvironmentalconditions.Thistestmethodcanbeusedtocomparecreeppotentialsofdifferentconcretes.Aprocedureisavailable,usingthedevelopedequation(orgraphicalplot),forcalculatingstressfromstraindatawithinmassivenon-reinforcedconcretestructures.Formostspecificdesignapplications,thetestconditionssetforthhereinmustbemodifiedtomorecloselysimulatetheanticipatedcuring,thermal,exposure,andloadingageconditionsfortheprototypestructure.CurrenttheoriesandeffectsofmaterialandenvironmentalparametersarepresentedinACISP-9,SymposiumonCreepofConcrete.Intheabsenceofasatisfactoryhypothesisgoverningcreepphenomena,anumberofassumptionshavebeendevelopedthathavebeengenerallysubstantiatedbytestandexperience.Creepisproportionaltostressfrom0to40%ofconcretecompressivestrength.Creephasbeenconclusivelyshowntobedirectlyproportionaltopastecontentthroughouttherangeofpastecontentsnormallyusedinconcrete.Thus,thecreepcharacteristicsofconcretemixturescontainingaggregateofmaximumsizegreaterthan50mm[2in.]maybedeterminedfromthecreepcharacteristicsoftheminus50-mm[minus2-in.]fractionobtainedbywet-sieving.Multiplythevalueofthecharacteristicbytheratioofthecementpastecontent(proportionbyvolume)inthefullconcretemixturetothepastecontentofthesievedsample.Theuseofthelogarithmicexpression(Section8)doesnotimplythatthecreepstrain-timerelationshipisnecessarilyanexactlogarithmicfunction;however,fortheperiodofoneyear,theexpressionapproximatesnormalcreepbehaviorwithsufficientaccuracytomakepossiblethecalculationofparametersthatareusefulforthepurposeofcomparingconcretes.Therearenodatathatwouldsupporttheextrapolationoftheresultsofthistesttotensionortorsion.1.1Thistestmethodcoversthedeterminationofthecreepofmoldedconcretecylinderssubjectedtosustainedlongitudinalcompressiveload.Thistestmethodislimitedtoconcreteinwhichthemaximumaggregatesizedoesnotexceed50mm[2in.].1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:5P.;A4
【正文语种】:
