【英文标准名称】:StandardSpecificationforResilientConnectorsBetweenReinforcedConcreteManholeStructures,Pipes,andLaterals
【原文标准名称】:钢筋混凝土制检查孔、污水管和横向排水沟间弹性接头的标准规范
【标准号】:ASTMC923-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:C13.06
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:definitions;designtestmethod;marking;materialrequirementsacceptancecriteria;productmarking;resilientconnector;Sewerpipe(concrete)--specifications;Concreteconstructionmaterials/applications--specifications;Concretepipe--specifications;
【摘要】:1.1ThisspecificationcoverstheminimumperformanceandmaterialrequirementsforresilientconnectorsusedforconnectionsbetweenreinforcedconcretemanholesconformingtoSpecificationC478andpipes,betweenwastewaterstructuresandpipes,andbetweenprecastreinforcedconcretepipeandlaterals.1.1.1Theseconnectorsaredesignedtominimizeleakagebetweenthepipeandmanhole,andbetweenthepipeandlateral.1.2AcompletemetriccompaniontoSpecificationC923hasbeendevelopedx2014;C923M;therefore,nometricequivalentsarepresentedinthisspecification.Note18212;Thisspecificationcoversthedesign,material,andperformanceoftheresilientconnectiononly.Connectionscoveredbythisspecificationareadequateforhydrostaticpressuresupto13psi(30ft)withoutleakagewhentestedinaccordancewithSection7.Infiltrationorexfiltrationquantitiesforaninstalledsystemaredependentuponmanyfactorsotherthantheconnectionsbetweenmanholestructuresandpipe,andallowablequantitiesmustbecoveredbyotherspecificationsandsuitabletestingoftheinstalledpipelineandsystem.1.3Thefollowingprecautionarycaveatpertainsonlytothetestmethodsportion,Section7,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionstatement,see7.2.5.
【中国标准分类号】:Q81
【国际标准分类号】:93_030
【页数】:3P.;A4
【正文语种】:英语


【英文标准名称】:Testingfreshconcrete-Sampling
【原文标准名称】:新鲜混凝土试验.取样
【标准号】:BSEN12350-1-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【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】:混凝土;抽样方法;水泥与混凝土技术;抽样表;试样;物料装卸
【英文主题词】:Compactness;Concretestructures;Concretes;Consistency;Consistency(mechanicalproperty);Construction;Constructionmaterials;Definitions;Freshconcrete;Samplingmethods;Temperature;Testequipment;Testing
【摘要】:ThisEuropeanStandardspecifiestwoproceduresforsamplingfreshconcrete,bycompositesamplingandbyspotsampling.NOTETherequirementforremixingthesamplebeforetestsonthefreshconcrete,orbeforemakingtestspecimens,isincludedintherelevantstandards.Whenmixingandsamplingofconcreteisdoneinalaboratory,differentproceduresmayberequired.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:6P.;A4
【正文语种】:英语