【英文标准名称】:SpecificationforSeallessHorizontalEndSuctionMetallicCentrifugalPumpsforChemicalProcess
【原文标准名称】:化学过程用非密封卧式端部吸力金属离心泵的规范
【标准号】:ANSI/ASMEB73.3-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:离心泵;化工设备;机械工程;米制的;规范;吸力装置
【英文主题词】:Centrifugalpumps;Chemicaltechnologyequipment;Mechanicalengineering;Metric;Specification;Suctiondevices
【摘要】:ThisStandardcoversseallesscentrifugalpumpsofhorizontalendsuctionsinglestageandcenterlinedischargedesign,ThisStandardincludes,dimensionalinterchangeabilityrequirementsandcertaindesignfeaturestofacilitateinstallationandmaintenance.ItistheintentofthisStandardthatpumpsofthesamestandarddimensionaldesignationfromallsourcesofsupplyshallbeinterchangeablewithrespecttomountingdimensions,size,andlocationofsuctionanddischargenozzles,inputshafts,baseplates,andfoundationboltholes.
【中国标准分类号】:J71
【国际标准分类号】:23_080;71_120_99
【页数】:
【正文语种】:英语


【英文标准名称】:StandardSpecificationforJointsforConcretePipeandManholes,UsingRubberGaskets
【原文标准名称】:使用橡胶垫圈的混凝土管道和检修孔用接头的标准规格
【标准号】:ASTMC443-2010
【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】:C13.08
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:混凝土管;连接;橡胶垫;水密连接
【英文主题词】:concretepipe;joints;rubbergaskets;Watertightjoints
【摘要】:1.1Thisspecificationcoversflexiblewatertightjointsforconcretepipeandprecastmanholesections,usingrubbergasketsforsealingthejoints,whereinfiltrationorexfiltrationisafactorinthedesign.Thespecificationcoversthedesignofjointsandtherequirementsforrubbergasketstobeusedtherewith,forpipeconforminginallotherrespectstoSpecificationC14,SpecificationC76,orSpecificationC507andprecastmanholesectionconforminginallotherrespectstoSpecificationC478,providedthatifthereisconflictinpermissiblevariationsindimensionstherequirementsofthisspecificationforjointsshallgovern.1.2AcompletemetriccompaniontoSpecificationC443hasbeendevelopedC443M;therefore,nometricequivalentsarepresentedinthisspecification.Note18212;Thisspecificationcoversthedesignandperformanceoftherubbergasketjointonly.Jointscoveredbythisspecificationarenormallyadequateforhydrostaticpressuresupto13psi(30ft)withoutleakage,whentestedinaccordancewithSection9.Infiltrationorexfiltrationquantitiesforaninstalledpipelinearedependentuponmanyfactorsotherthanthejoints,andallowablequantitiesmustbecoveredbyotherspecificationsandsuitabletestingoftheinstalledpipelineandsystem.
【中国标准分类号】:Q81
【国际标准分类号】:13_060_30
【页数】:3P.;A4
【正文语种】: