ASTM F2618-2009 化学废物排放系统用氯化聚氯乙烯(CPVC)管道和配件的标准规范
时间:2024-05-21 01:55:34 来源: 标准资料网 作者：标准资料网 阅读：8042
【英文标准名称】:StandardSpecificationforChlorinatedPoly(VinylChloride)(CPVC)PipeandFittingsforChemicalWasteDrainageSystems
【原文标准名称】:化学废物排放系统用氯化聚氯乙烯(CPVC)管道和配件的标准规范
【标准号】:ASTMF2618-2009
【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】:F17.63
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:chemicalwaste;chemicalresistance;drainage;drainpipes;installation;joints;laboratorypipedservices;pipefittings;pipes;plasticpipes;chlorinatedpolyvinylchloride;thermoplasticpolymers;traps(drainage);wastedisposal(building)
【摘要】:1.1ThisspecificationcoverstheperformancerequirementsofCPVCpipe,fittingsandsolventcementsusedinchemicalwastedrainagesystems.1.2Asystemismadeupofpipe,fittingsandsolventcementthatmeettherequirementsofthisstandard.Note18212;Consultthemanufacturerx2019;schemicalresistancerecommendationsforchemicalwastedrainageapplicationspriortouse.1.3Thetextofthisspecificationreferencesnotes,footnotesandappendicesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthespecification.1.4Thepressuretestsdescribedinthisstandardarelaboratoryhydrostaticteststhatareintendedtoverifyjoint/systemintegrity.Theyarenotintendedforuseasfieldtestsofinstalledsystems.1.5Duetoinherenthazardsassociatedwithtestingcomponentsandsystemswithcompressedairorothercompressedgases,nosuchtestingshallbedoneunlessthecomponentmanufacturergivesapprovalinwriting.Note28212;Pressurized(compressed)airorothercompressedgasescontainlargeamountsofstoredenergy,whichpresentserioussafetyhazardsshouldasystemfailforanyreason.1.6Mechanicaljointsusedforjoiningpipeandfittingsofdifferentmaterialsareprovidedforinthisspecification.Theyincludecommonflanges,couplings,andunions.1.7Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note38212;Thisspecificationspecifiesdimensional,performance,andtestrequirementsforfluidhandlingapplicationsbutdoesnotaddressventingofcombustiongases.
【中国标准分类号】:G33
【国际标准分类号】:23_040_45
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforConstant-Amplitude,Axial,Tension-TensionCyclicFatigueofAdvancedCeramicsatAmbientTemperatures
【原文标准名称】:高级陶瓷在环境温度下的恒幅轴向张力循环疲劳性能测定的标准实施规程
【标准号】:ASTMC1361-2010
【标准状态】:现行
【国别】:美国
【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】:C28.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:advancedceramic;S-Ncurve;tension-tensioncyclicfatigue;Advancedceramics;Ambienttemperature;Constant-amplitudeaxialtension-tensionfatigue;S-Ncurve;Tensileproperties/testing--ceramics;Tension-tensioncyclicfatigue
【摘要】:Thispracticemaybeusedformaterialdevelopment,materialcomparison,qualityassurance,characterization,reliabilityassessment,anddesigndatageneration.High-strength,monolithicadvancedceramicmaterialsaregenerallycharacterizedbysmallgrainsizes(x003C;50x03BC;m)andbulkdensitiesnearthetheoreticaldensity.Thesematerialsarecandidatesforload-bearingstructuralapplicationsrequiringhighdegreesofwearandcorrosionresistance,andhigh-temperaturestrength.Althoughflexuraltestmethodsarecommonlyusedtoevaluatestrengthofadvancedceramics,thenonuniformstressdistributioninaflexurespecimenlimitsthevolumeofmaterialsubjectedtothemaximumappliedstressatfracture.Uniaxially-loadedtensilestrengthtestsmayprovideinformationonstrength-limitingflawsfromagreatervolumeofuniformlystressedmaterial.CyclicfatiguebyitsnatureisaprobabilisticphenomenonasdiscussedinSTP91AandSTP588.(1,2)Inaddition,thestrengthsofadvancedceramicsareprobabilisticinnature.Therefore,asufficientnumberoftestspecimensateachtestingconditionisrequiredforstatisticalanalysisanddesign,withguidelinesforsufficientnumbersprovidedinSTP91A,(1)STP588,(2)andPracticeE739.Themanydifferenttensilespecimengeometriesavailableforcyclicfatiguetestingmayresultinvariationsinthemeasuredcyclicfatiguebehaviorofaparticularmaterialduetodifferencesinthevolumeorsurfaceareaofmaterialinthegagesectionofthetestspecimens.Tensilecyclicfatiguetestsprovideinformationonthematerialresponseunderfluctuatinguniaxialtensilestresses.Uniformstressstatesarerequiredtoeffectivelyevaluateanynon-linearstress-strainbehaviorwhichmaydevelopastheresultofcumulativedamageprocesses(forexample,microcracking,cyclicfatiguecrackgrowth,etc.).Cumulativedamageprocessesduetocyclicfatiguemaybeinfluencedbytestingmode,testingrate(relatedtofrequency),differencesbetweenmaximumandminimumforce(Rorx0391;),effectsofprocessingorcombinationsofconstituentmaterials,orenvironmentalinfluences,orboth.Otherfactorsthatinfluencecyclicfatiguebehaviourare:voidorporositycontent,methodsoftestspecimenpreparationorfabrication,testspecimenconditioning,testenvironment,forceorstrainlimitsduringcycling,waveshapes(thatis,sinusoidal,trapezoidal,etc.),andfailuremode.Someoftheseeffectsmaybeconsequencesofstresscorrosionorsubcritical(slow)crackgrowthwhichcanbedifficulttoquantify.Inaddition,surfaceornear-surfaceflawsintroducedbythetestspecimenfabricationprocess(machining)mayormaynotbequantifiablebyconventionalmeasurementsofsurfacetexture.Therefore,surfaceeffects(forexample,asreflectedincyclicfatiguereductionfactorsasclassifiedbyMarin(3))mustbeinferredfromtheresultsofnumerouscyclicfatiguetestsperformedwithtestspecimenshavingidenticalfabricationhistories.Theresultsofcyclicfatiguetestsofspecimensfabricatedtostandardizeddimensionsfromaparticularmaterialorselectedportionsofapart,orboth,maynottotallyrepresentthecyclicfatiguebehavioroftheentire,full-sizeendproductoritsin-servicebehaviorindifferentenvironments.However,forqualitycontrolpurposes,resultsderivedfromstandardizedtensiletestspecimensmaybeconsideredindicativeoftheresponseofthematerialfromwhichtheyweretakenforgivenprimaryprocessingconditionsandpost-processingheattreatments.Th.........
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:9P.;A4
【正文语种】:英语
【英文标准名称】:Qualitysystems-Modelforqualityassuranceinproduction,installationandservicing(ISO9002:1994);trilingualversionENISO9002:1994
【原文标准名称】:质量体系.生产,装配和服务的质量保证模式
【标准号】:DINENISO9002-1994
【标准状态】:作废
【国别】:德国
【发布日期】:1994-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:管理计划;售后服务;质量保证;质量保证体系;检修;质量;运筹学;架设(施工作业);设计;检验;装配;维修;工业;质量检查;生产;贸易;制造;验证;工业经济;适宜性;操作计划;质量管理
【英文主题词】:
【摘要】:
【中国标准分类号】:A00
【国际标准分类号】:03_120_10
【页数】:25P;A4
【正文语种】:德语