NF A50-501-1987 铝和铝合金.焊接管.总则
作者:标准资料网 时间:2024-05-21 02:28:59 浏览:9627
来源:标准资料网
【英文标准名称】:ALUMINIUMANDALUMINIUMALLOYS.WELDEDTUBES.GENERALPROPERTIES.
【原文标准名称】:铝和铝合金.焊接管.总则
【标准号】:NFA50-501-1987
【标准状态】:作废
【国别】:法国
【发布日期】:1987-09
【实施或试行日期】:1987-08-05
【发布单位】:法国标准化协会(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】:H61
【国际标准分类号】:
【页数】:15P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforMeasuringCompressivePropertiesofThermalInsulations
【原文标准名称】:测量隔热材料压缩特性的标准试验方法
【标准号】:ASTMC165-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:C16.32
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:抗压强度;测量技术;特性;材料强度;隔热
【英文主题词】:blanket-type;block-type;board-type;compressiontesting;compressiveresistance;deformation;modulusofelasticity;thermalinsulation;thermalinsulationmaterials
【摘要】:InprovidingProceduresAandB,itisrecognizedthatdifferenttypesofthermalinsulationwillexhibitsignificantlydifferentbehaviorundercompressiveload.Datamustusuallybeobtainedfromacompleteload-deformationcurve,andtheusefulworkingrangenormallycorrespondstoonlyaportionofthecurve.Theuseriscautionedagainstuseoftheproductintherangebeyondwhichtheproductispermanentlydamagedorpropertiesareadverselyaffected.Load-deformationcurvesprovideusefuldataforresearchanddevelopment,qualitycontrol,specificationacceptanceorrejection,andforotherspecialpurposes.Standardloadingratesshallnotbeusedarbitrarilyforallpurposes;theeffectsofimpact,creep,fatigue,andrepeatedcyclingmustbeconsidered.Allload-deformationdatashallbereviewedcarefullyforapplicabilitypriortoacceptanceforuseinengineeringdesignsdifferingwidelyinload,loadapplicationrate,andmaterialdimensionsinvolved.1.1Thistestmethodcoverstwoproceduresfordeterminingthecompressiveresistanceofthermalinsulations.1.1.1ProcedureAcoversthermalinsulationshavinganapproximatestraight-lineportionofaload-deformationcurve,withorwithoutanidentifiableyieldpointasshowninFigs.1and2.Suchbehavioristypicalofmostrigidboardorblock-typeinsulations.1.1.2ProcedureBcoversthermalinsulationsthatbecomeincreasinglymorestiffasloadisincreased,asshowninFig.3.Suchbehavioristypicaloffibrousbattandblanketinsulationsthathavebeencompressedpreviouslytoatleastthesamedeformationbycompressionpackagingormechanicalsoftening.1.2ItisrecognizedthattheclassificationofmaterialsunderProceduresAandBshallnotholdinallcases.Forexample,somebattorblanketmaterialsthathavenotbeencompressionpackagedwillexhibitbehaviormoretypicalofProcedureAfortheirfirstloadings.Also,somehigherdensityfibrousinsulationboardsthathavebeenprecompressedwillexhibitload-deformationcurvesmoretypicalofProcedureB.Therewillalsobethermalinsulationswithload-deformationcurvesthatfollownoneofthethreetypesshownhere;thatis,curveswithnostraight-lineportion,curveswithcompactionareas,andcurvesthatchangefromnegativetopositiveslope.1.3Thistestmethoddoesnotcoverreflectiveorloosefillinsulations.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q25
【国际标准分类号】:91_100_60
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:StandardforSafetyforFireplaceAccessories/Note:revisionofANSI/UL907-2005*Approved
【原文标准名称】:壁炉附件安全标准/注:ANSI/UL907-2005标准的修订本*批准
【标准号】:UL907BULLETINS-2005
【标准状态】:现行
【国别】:美国
【发布日期】:2005-01-01
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thefollowingchangesinrequirementsarebeingproposed:1.Referencestooutsidedocuments.2.Miscellaneousrevisionsincluding:DeletionofScopeparagraphaddressingneworunusualconstructions,Undatedreferences,ChangeofreferencefromNFPA97toNFPA211,Removalof"natural"fromtheterm"naturalgray",CorrectiontothereferencetoMC96.1,Changesinwiresizedesignationterminology,ChangeofreferencefromUL486AtoUL486A-486B,andAdditionofreferencetoUL61058.
【中国标准分类号】:Q83
【国际标准分类号】:97_100_30
【页数】:
【正文语种】:英语
