SAE AMS7284/2 Rings, Sealing, Phosphonitrilic Fluoroelastomer (Fz) Aviation Fuel-Resistant 75-85 Shore A
作者:标准资料网 时间:2024-05-20 20:31:36 浏览:9740
来源:标准资料网
Product Code:SAE AMS7284/2
Title:Rings, Sealing, Phosphonitrilic Fluoroelastomer (Fz) Aviation Fuel-Resistant 75-85 Shore A
Issuing Committee:Ams Ce Elastomers Committee
Scope:This specification covers phosphonitrilic fluoroelastomer (FZ) in the form of molded rings. Primarily for use in aircraft fuel systems operating from -55 to +150 degrees C (-67 to +302 degrees F).
【英文标准名称】:Coilcoatedmetals-Testmethods-Speculargloss
【原文标准名称】:卷材覆层金属.试验方法.镜面光泽
【标准号】:BSEN13523-2-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-03-15
【实施或试行日期】:2001-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:光泽度(表面);有机覆层;镜面反射;颜料;卷材;覆层;金属;光学测量
【英文主题词】:Coatingmaterials;Coatings;Coilcoatings;Definition;Definitions;Generalsection;Gloss(ofsurface);Metalcoating;Metalplates;Metals;Paints;Panels;Reflection;Reflectometerreading;Specification(approval);Substrates(insulating);Testing
【摘要】:ThisPartofEN13523specifiestheprocedurefordeterminingthespecularglossofanorganiccoatingonametallicsubstrate.Glossisacharacteristicoffundamentalimportancetotheappearanceofthecoilcoatedproduct.Theapparatusrequiresaflatspecimenofsizegreaterthantheaperture,thus,unevensurfacescannotbemeasured.Thismethodisapplicabletoallpigmentedandunpigmentedcoatingsincludingmetallic/pearlescentcoatings.However,fortexturedcoatingsitisonlyindicative.
【中国标准分类号】:A29
【国际标准分类号】:25_220_60
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:ULStandardforSafetyforTestsforFireResistanceofBuildingJointSystems
【原文标准名称】:建筑物连接系统的耐火性试验
【标准号】:UL2079-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004-10-21
【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】:规范(验收);定义;建筑物;燃烧试验;试验;连接;开口;耐火性;建筑材料;建设工程;建筑材料检验
【英文主题词】:Buildingmaterialtesting;Buildingmaterials;Buildings;Constructionworks;Definition;Definitions;Fireresistance;Firetests;Joints;Openings;Specification(approval);Testing
【摘要】:1.1Thesetestsareapplicabletojointsystemsofvariousmaterialsandconstructionthatareintendedforuseinlinearopeningsbetweenadjacentfireresistivestructures.1.2Thefireenduranceratingsforjointsystemsareintendedtoregisterperformanceduringtheperiodoffireexposureandarenotintendedtobeinterpretedashavingdeterminedtheacceptabilityofthejointsystemsforusebeforeorafterfireexposure.Theintentofthesemethodsistodevelopdatatoassistothersindeterminingthesuitabilityofthejointsystemswherefireresistanceisrequired.1.3Theserequirementsareintendedtoevaluatethelengthoftimethatthetypesofjointsystemsspecifiedin1.1willcontainafireduringapredeterminedtestexposure.Thetestevaluatesthejointsystem’sresistancetoheatand,insomeinstances,toahosestream,whilecarryinganappliedloadiftheassemblyisloadbearing.Themethodoftestingalsoincludesoptionalairleakageteststodeterminetherateofairleakagethroughjointsystemsresultingfromaspecifiedairpressuredifferenceappliedacrossthesurfaceofthejointsystems.1.4Undertheserequirementsajointsystemissubjectedtoastandardfireexposurecontrolledtoachievespecifiedtemperaturesthroughoutaspecifiedtimeperiod.Thisexposurebyitselfisnotintendedtoberepresentativeofallfireconditions;conditionsvarywithchangesintheamount,natureanddistributionoffireloading,ventilation,compartmentsizeandconfiguration,andheatsinkcharacteristicsofthecompartment.1.5Alljointsystemsarecycledthroughtheirintendedrangeofmovementpriortofireexposuretodemonstratethejointsystem’srangeofmovementandtheimpactofthejointsystemduringmovementontheadjacentfireresistivestructures.Jointsystemsarerequiredtobeloadedtotheirdesignedliveloadcapacityduringthefiretest.Fortestsofwall-to-wallandhead-of-walljointsystems,thefiretestisfollowedbytheapplicationofaspecifiedstandardhosestream.1.6Theserequirementscoverthemeasurementofthetransmissionthroughthejointsystemofheatandgasessufficientlyhottoignitecottonwaste.1.7Revisedandrelocatedas1.14March10,20061.8Theserequirementsprovidearelativemeasureoffireperformanceofcomparableassembliesunderthesespecifiedfireexposureconditions.Anyvariationfromtheconstructionorconditionsthataretested,suchasmethodofassemblyandmaterials,isnotwithinthescopeofthistestmethod.1.9Testsforevaluatingthesuitabilityofpouredorformed-in-placematerialsforuseinjointsystemsundernon-fireconditionsarefoundintheStandardTestMethodforAdhesionandCohesionofElastomericJointSealantsUnderCyclicMovement(HockmanCycle),ASTMC719-93.1.10Testsforevaluatingthesuitabilityofjointsystemsotherthanthosewithpouredorformed-in-placematerialsundernon-fireconditionsarefoundintheStandardTestMethodforCyclicMovementandMeasuringtheMinimumandMaximumJointWidthsofArchitecturalJointSystems,ASTME1399-91.
【中国标准分类号】:P16
【国际标准分类号】:13_220_50
【页数】:38P.;A4
【正文语种】:英语
