DIN 28021-2006 立式压力容器.6.3-100立方米贮存用容器.尺寸

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【英文标准名称】:StandardPracticeforClassifyingFailureModesinFiber-Reinforced-Plastic(FRP)Joints
【原文标准名称】:纤维增强塑料(FRP)接合中失效方式分类的标准操作规程
【标准号】:ASTMD5573-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:D14.40
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:纤维;增强的;光;薄的;粘结的组件;分类失效模式;粘合失效;层粘合失效TLC;塑料FRP;实施规程;粘合失败;分类标准;混合失效;撕裂失效LFT;撕裂FT;粘合;破坏极限点;实施;故障端点;原料;胶粘剂
【英文主题词】:adhesivebond;failuremode;fiber-reinforcedplastic;FRP;practice
【摘要】:ThispracticeprovidesasimplemeansofclassifyingfailuremodesforadhesivelybondedFRPjoints.Eachfailuremodeclassificationisbasedsolelyonavisualobservationofthefailuresurfacewithouttheaidofamicroscopeorothermeanstomagnifythesurface.Exceptfortheline-drawingrepresentationsgiven,thispracticedoesnotcontaindescriptionsoffailuremodespossiblewhenusingadhesionpromoters.However,similaranalogiestothefailuremodesdescribedhereincanbemade.Thispracticedoesnotaddresstheacceptabilityofanyspecificfailuremode.1.1Thispracticecoversthemethodofclassifying,identifying,andcharacterizingthefailuremodesinadhesivelybondedfiber-reinforced-plastic(FRP)joints.TheFRPusedindevelopingthispracticeconsistsofglassfibersinathermoset-polyester-resinmatrix,commonlyreferredtoassheet-moldingcompound,orSMC.1.2Oneobjectiveofthispracticeistopresentcomprehensivedefinitionsofpossiblefailuremodestoserveasaguideforcontracts,drawings,productspecifications,andproductperformance.Note1-Figures2through11referredtointhepracticearecontainedintheASTMadjunct,ColorPhotographsofFailureModes.Fig.2-Side-bySideComparisonofFailureModesFig.3-AdhesiveFailureFig.4-CohesiveFailureFig.5-Thin-LayerCohesiveFailureFig.6-Fiber-TearFailureFig.7-Light-Fiber-TearFailureFig.8-Stock-BreakFailureFig.9-MixedFailure-40%Fiber-TearFailure,60%Light-Fiber-TearFiberFig.10-MixedFailure-32%AdhesiveFailure,68%Fiber-TearFailureFig.11-MixedFailure-20%AdhesiveFailure,60%Light-Fiber-TearFailure,20%Fiber-TearFailureNote2-Thispracticemaybeusedtodescribethefailuremodesgeneratedfromtesting,usingproceduressuchasTestMethodsD3163,D3164,D3165,D3807,D5041,D5868,andSAEJ1525.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_120
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Explosiveatmospheres-Part14:Electricalinstallationsdesign,selectionanderection
【原文标准名称】:爆炸性环境.第14部分:电气装置设计、选择和安装
【标准号】:IEC60079-14-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC31J
【标准类型】:()
【标准水平】:()
【中文主题词】:电缆;定义;设计;电器;电气工程;电气设备;电气装置;电驱动装置;安装;防爆;爆炸安全;爆炸性环境;防火外壳;可燃性环境;气体环境;危害;自身安全;加压;选择;规范(验收);d型防护电气设备;e型防护电气设备;i型防护电气设备;m型防护电气设备;n型防护电气设备;o型防护电气设备;p型防护电气设备;pD型防护电气设备;q型防护电气设备;tD型防护电气设备
【英文主题词】:Cables;Definitions;Design;Electricappliances;Electricalengineering;Electricalequipment;Electricalinstallations;Electrically-operateddevices;Erection;Explosionprotection;Explosionsecurity;Explosiveatmospheres;Flameproofenclosures;Flammableatmospheres;Gasatmosphere;Hazards;Intrinsicsafety;Pressurizing;Protectivemeasures;Safety;Selection;Specification(approval);Typedprotectedelectricalequipment;Typeeprotectedelectricalequipment;Typeiprotectedelectricalequipment;Typemprotectedelectricalequipment;Typenprotectedelectricalequipment;Typeoprotectedelectricalequipment;Typepprotectedelectricalequipment;TypepDprotectedelectricalequipment;Typeqprotectedelectricalequipment;TypetDprotectedelectricalequipment
【摘要】:ThispartofIEC60079containsthespecificrequirementsforthedesign,selectionanderectionofelectricalinstallationsinhazardousareasassociatedwithexplosiveatmospheres.Wheretheequipmentisrequiredtomeetotherenvironmentalconditions,forexample,protectionagainstingressofwaterandresistancetocorrosion,additionalmethodsofprotectionmaybenecessary.Themethodusedshouldnotadverselyaffecttheintegrityoftheenclosure.Therequirementsofthisstandardapplyonlytotheuseofequipmentundernormalornearnormalatmosphericconditions.Forotherconditions,additionalprecautionsmaybenecessary.Forexample,mostflammablematerialsandmanymaterialswhicharenormallyregardedasnon-flammablemightburnvigorouslyunderconditionsofoxygenenrichment.Otherprecautionsmightalsobenecessaryintheuseofequipmentunderconditionsofextremetemperatureandpressure.Suchprecautionsarebeyondthescopeofthisstandard.Theserequirementsareinadditiontotherequirementsforinstallationsinnon-hazardousareas.Thisstandardappliestoallelectricalequipmentincludingfixed,portable,transportableandpersonal,andinstallations,permanentortemporary.Itappliestoinstallationsatallvoltages.Thisstandarddoesnotapplyto–electricalinstallationsinminessusceptibletofiredamp;NOTEThisstandardmayapplytoelectricalinstallationsinmineswhereexplosivegasatmospheresotherthanfiredampmaybeformedandtoelectricalinstallationsinthesurfaceinstallationofmines.–inherentlyexplosivesituationsanddustfromexplosivesorpyrophoricsubstances(forexampleexplosivesmanufacturingandprocessing);–roomsusedformedicalpurposes;–electricalinstallationsinareaswherethehazardisduetohybridmixturesofcombustibledustandexplosivegas,vapourormist.Thisstandarddoesnottakeintoaccountofanyriskduetoanemissionofflammableortoxicgasfromthedust.
【中国标准分类号】:K35
【国际标准分类号】:29_260_20
【页数】:200P;A4
【正文语种】:英语