MIL-STD-1665
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来源:标准资料网
MIL-STD-1665, MILITARY STANDARD: TEST EQUIPMENT FOR THE STANDARD ELECTRONIC MODULES PROGRAM (20 JAN 1978) [NO S/S DOCUMENT]., This standard establishes the capabilities of electronic test equipment needed for testing of Standard Electronic Modules (as specified in MIL-M-28787). It specifies equipment performances parameters and representative test equipment.
基本信息
| 标准名称： | 民用飞机座椅垫燃烧试验方法 |
| 中标分类： |
航空、航天 >>
航空运输与地面设备 >>
客运 |
| 发布日期： | 1995-12-13 |
| 实施日期： | 1995-12-13 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
| 页数： | 10页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 航空 航天 航空运输与地面设备 客运
【英文标准名称】:StandardTestMethodforCompatibilityofMaterialswithLiquidOxygen(ImpactSensitivityThresholdandPass-FailTechniques)
【原文标准名称】:材料与液氧兼容性的标准试验方法(冲击敏感阀与可靠性技术)
【标准号】:ASTMD2512-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:G04.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compatibilityofmaterials;impactsensitivitythreshold;liquidoxygen;pass-failtechniques;ABMAtester;Aerospacerocketpropellants;Compatibility--aerospacematerials;Flammability--aerospacematerials;Ignition--aerospacematerials;Impactsensi
【摘要】:Whenthistestmethodisusedtomeasurethethresholdimpactsensitivityofamaterial,arelativesensitivityassessmentisobtainedwhichpermitstherankingofmaterials.Thistestmethodmayalsobeusedforacceptance-testingmaterialsforuseinliquidoxygensystems.Twentyseparatesamplesofthematerialsubmergedinliquidoxygenaresubjectedto98J(72ftx00B7;lbf)orasspecified.Impactenergydeliveredthrougha12.7-mm(x00BD;-in.)diametercontact.Morethanoneindicationofsensitivityiscauseforimmediaterejection.Asingleexplosion,flash,orotherindicationofsensitivityduringtheinitialseriesof20testsrequiresthatanadditional40samplesbetestedwithoutincidenttoensureacceptabilityofthematerial.Thethresholdvaluesaredeterminedbythistestmethodatambientpressure.Thesensitivityofmaterialstomechanicalimpactisknowntoincreasewithincreasingpressure.Sincemostliquidoxygensystemsoperateatpressuresaboveambientcondition,someconsiderationshouldbegiventoincreasedsensitivityandreactivityofmaterialsathigherpressurewhenselectingmaterialsforuseinpressurizedsystem.1.1Thismethod,,coversthedeterminationofcompatibilityandrelativesensitivityofmaterialswithliquidoxygenunderimpactenergyusingtheArmyBallisticMissileAgency(ABMA)-typeimpacttester.Materialsthatareimpact-sensitivewithliquidoxygenaregenerallyalsosensitivetoreactionbyotherformsofenergyinthepresenceofoxygen.1.2Thisstandardshouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthistestmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduse.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:V10
【国际标准分类号】:49_025_01
【页数】:12P.;A4
【正文语种】:英语
