JIS B9631-1-2010 印刷技术.印刷技术设备和系统的安全要求.第1部分:一般要求
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【英文标准名称】:Graphictechnology--Safetyrequirementsforgraphictechnologyequipmentandsystems--Part1:Generalrequirements
【原文标准名称】:印刷技术.印刷技术设备和系统的安全要求.第1部分:一般要求
【标准号】:JISB9631-1-2010
【标准状态】:现行
【国别】:
【发布日期】:2010-03-23
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialMachinery
【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】:J87
【国际标准分类号】:37_100_10
【页数】:80P;A4
【正文语种】:日语
Product Code:SAE AMS3909/1
Title:Cloth, Aramid 3.0 Ounces per Square Yard (100 g/m{sup}2), 350 Pounds Force per Inch (61,300 N/m)
Issuing Committee:Ams P Polymeric Materials Committee
Scope: This specification covers one weight and strength of intermediate modulus aramid cloth.【英文标准名称】:StandardPracticeforBearingFatigueResponseofPolymerMatrixCompositeLaminates
【原文标准名称】:聚合基质复合叠层板材的承压反应的标准试验方法
【标准号】:ASTMD6873/D6873M-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】:D30.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:bearingfatigue;boltedjoints;compositematerials;compressiontesting;fastener;holeelongation;tensiontesting;Bearingfatigueresponse;Boltedjoints;Composites;Compressiontesting--composites;Holeelongation;Laminates(plastic);Polymer
【摘要】:ThispracticeprovidessupplementalinstructionsforusingTestMethodD5961/D5961Mtoobtainbearingfatiguedataformaterialspecifications,researchanddevelopment,materialdesignallowables,andqualityassurance.Theprimarypropertythatresultsisthefatiguelifeofthetestspecimenunderaspecificloadingandenvironmentalcondition.Replicatetestsmaybeusedtoobtainadistributionoffatiguelifeforspecificmaterialtypes,laminatestackingsequences,environments,andloadingconditions.Guidanceinstatisticalanalysisoffatiguedata,suchasdeterminationoflinearizedstresslife(S-N)curves,canbefoundinPracticeE739.Thispracticecanbeutilizedinthestudyoffatiguedamageinapolymermatrixcompositebearingspecimen.ThelossinstrengthassociatedwithfatiguedamagemaybedeterminedbydiscontinuingcyclicloadingtoobtainthestaticstrengthusingTestMethodD5961/D5961M.Note28212;Thispracticemaybeusedasaguidetoconductspectrumloading.Thisinformationcanbeusefulintheunderstandingoffatiguebehaviorofcompositestructuresunderspectrumloadingconditions,butisnotcoveredinthisstandard.Factorsthatinfluencebearingfatigueresponseandshallthereforebereportedincludethefollowing:material,methodsofmaterialfabrication,accuracyoflay-up,laminatestackingsequenceandoverallthickness,specimengeometry,specimenpreparation(especiallyofthehole),fastener-holeclearance,fastenertype,fastenergeometry,fastenerinstallationmethod,fastenertorque(ifappropriate),countersinkdepth(ifappropriate),specimenconditioning,environmentoftesting,timeattemperature,typeofmatingmaterial,numberoffasteners,typeofsupportfixture,specimenalignmentandgripping,testfrequency,force(stress)ratio,bearingstressmagnitude,voidcontent,andvolumepercentreinforcement.Propertiesthatresultincludethefollowing:Holeelongationversusfatiguelifecurvesforselectedbearingstressvalues.Bearingstressversusholeelongationcurvesatselectedcyclicintervals.Bearingstressversusfatiguelifecurvesforselectedholeelongationvalues.1.1Thispracticeprovidesinstructionsformodifyingstaticbearingtestmethodstodeterminethefatiguebehaviorofcompositematerialssubjectedtocyclicbearingforces.Thecompositematerialformsarelimitedtocontinuous-fiberreinforcedpolymermatrixcompositesinwhichthelaminateisbothsymmetricandbalancedwithrespecttothetestdirection.Therangeofacceptabletestlaminatesandthicknessesaredescribedin8.2.1.2ThispracticesupplementsTestMethodD5961/D5961Mwithprovisionsfortestingspecimensundercyclicloading.Severalimportanttestspecimenparameters(forexample,fastenerselection,fastenerinstallationmethod,andfatigueforce/stressratio)arenotmandatedbythispractice;however,repeatableresultsrequirethattheseparametersbespecifiedandreported.1.3Thispracticeislimitedtotestspecimenssubjectedtoconstantamplitudeuniaxialloading,wherethemachineiscontrolledsothatthetestspecimenissubjectedtorepetitiveconstantamplitudeforce(stress)cycles.Eitherengineeringstressorappliedforcemaybeusedasaconstantamplitudefatiguevariable.Therepetitiveloadingsmaybetensile,compressive,orreversed,dependinguponthetestspecimenandprocedureutilized.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combi......
【中国标准分类号】:G33
【国际标准分类号】:83_140_20
【页数】:9P.;A4
【正文语种】:英语
