SAE AS2094 Test Methods for Tube-Fitting Assemblies
时间:2023-06-05 11:16:16 来源: 标准资料网 作者：标准资料网 阅读：8082
Product Code:SAE AS2094
Title:Test Methods for Tube-Fitting Assemblies
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope: This SAE Aerospace Standard (AS) specifies test methods for fitting assemblies used in aircraft fluid systems in the pressure classes B, D, and E (1500 psi, 3000 psi, and 4000 psi), and in temperatures types I, II and III (-65 to 160 ° F, -65 to 275 °F, and -65 to 400 degrees F) of AS2001. This document applies each time that it is referred to in a procurement specification or other definition document. Fluids and materials used for the tests are listed in Section 2.
【英文标准名称】:Rock-Determinationoftheultrasonicwavesvelocityinlaboratory-Transmissionmethod.
【原文标准名称】:岩石.实验室测定超声波速度
【标准号】:NFP94-411-2002
【标准状态】:现行
【国别】:法国
【发布日期】:2002-04-01
【实施或试行日期】:2002-04-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:P10
【国际标准分类号】:93_020
【页数】:7P.;A4
【正文语种】:其他
【英文标准名称】:StandardClassificationforBuildingElementsandRelatedSitework-UNIFORMATII
【原文标准名称】:建筑构件及有关现场工作标准分类.统一格式Ⅱ
【标准号】:ASTME1557-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E06.81
【标准类型】:(Classification)
【标准水平】:()
【中文主题词】:
【英文主题词】:buildingassemblies;buildingeconomics;buildingelementalformat;buildingelements;buildingfunctionalelements;buildingsystemsclassification;costestimation;costplanning;designeconomics;economicanalysis;economicevaluation;elementalbuild
【摘要】:Thisclassificationdefinesbuildingelementsasmajorcomponentscommontomostbuildings.Theclassificationisthecommonthreadlinkingactivitiesandparticipantsinabuildingprojectfrominitialplanningthroughoperations,maintenance,anddisposal.TheusersofUNIFORMATIIincludeowners,developers,facilitiesprogrammers,costplanners,estimators,schedulers,architectsandengineers,specificationwriters,operatingandmaintenancestaff,manufacturers,andeducators.Usethisclassificationwhendoingthefollowing:Structuringcostsonanelementalbasisforeconomicevaluations(PracticesE917,E964,E1057,E1074,E1121,andE1804)earlyinthedesignprocess.UsingUNIFORMATIIhelpsreducethecostofearlyanalysisandcontributestosubstantialdesignandoperationalsavingsbeforedecisionshavebeenmadethatlimitoptionsforpotentialsavings.Estimatingandcontrollingcostsduringplanning,design,andconstruction.UseUNIFORMATIItopreparebudgetsandtoestablishelementalcostplansbeforedesignbegins.Theprojectmanagerusesthesetocontrolprojectcost,time,andquality,andtosetdesign-to-costtargets.SeeAppendixX2foranexampleofaUNIFORMATIIbuildingelementaldesigncostestimate.Conductingvalueengineeringworkshops.UseUNIFORMATIIasachecklisttoensurethatalternativesforallelementsofsignificantcostinthebuildingprojectareanalyzedinthecreativityphaseofthejobplan.Also,usetheelementalcostdatatoexpeditethedevelopmentofcostmodelsforbuildingsystems.Developinginitialprojectmasterschedules.Sinceprojectsarebuiltelementbyelement,UNIFORMATIIisanappropriatebasisforpreparingconstructionschedulesatthestartofthedesignprocess.Performingriskanalyses.Simulationisonetechnique(PracticeE1369)fordevelopingprobabilitydistributionsofbuildingcostswhenevaluatingtheeconomicriskinundertakingabuildingproject.UseindividualelementsandgroupelementsinUNIFORMATIIfordevelopingprobabilitydistributionsofelementalcosts.Fromthesedistributions,buildupprobabilitydistributionsoftotalprojectcoststoestablishacceptableprojectcontingenciesortoserveasinputstoaneconomicanalysis.(SeePracticeE1185forguidanceastowhateconomicmethodtouse.)Structuringcostmanualsandrecordingconstruction,operating,andmaintenancecostsinadatabase.Havingamanualordatabaseinanelementalformathelpsyouperformeconomicanalysisearlyinthedesignstageandatreasonablecost.Structuringpreliminaryprojectdescriptionsduringtheconceptualdesignphase.Itfacilitatesthedescriptionofthescopeoftheprojectfortheclientinaclear,concise,andlogicalsequence;itprovidesthebasisforthepreparationofmoredetailedelementalestimatesduringtheearlyconceptandpreliminarydesignphases,anditenhancescommunicationsamongdesignersandotherbuildingprofessionalsbyprovidingaclearstatementofthedesigner''sintent.SeeAppendixX3forasamplepreliminaryprojectdescription(PPD)basedonUNIFORMATII.Codingandreferencingstandarddetailsincomputer-aideddesignsystems.Thisallowsanarchitect,forexample,toreferenceanexteriorwallassemblyaccordingtoUNIFORMATIIelementdesignationsandbuildupadatabaseofstandarddetailsstructuredaccordingtotheclassification.UNIFORMATII,asdescribedinthisclassification,includessiteworknormallyrelatedtobuildingsbutdoesnotapplytomajorcivilworks.Itisalsounsuitableforprocessapplicationsorforpreparingtradeestimates.