NF L51-158-1966 飞机电气设备.单电源冲击性过压保护装置
作者:标准资料网 时间:2024-05-02 03:11:28 浏览:9814
来源:标准资料网
【英文标准名称】:ELECTRICALEQUIPMENTFORAIRCRAFT.VOLTAGESURGEPROTECTIONFORONEPOWERSOURCE.
【原文标准名称】:飞机电气设备.单电源冲击性过压保护装置
【标准号】:NFL51-158-1966
【标准状态】:作废
【国别】:法国
【发布日期】:1965-12
【实施或试行日期】:1966-12-30
【发布单位】:法国标准化协会(FR-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】:V40
【国际标准分类号】:29_120_50;49_060
【页数】:1P.;A4
【正文语种】:其他
【英文标准名称】:Impactprotectionhelmetsforyoungchildren;GermanversionEN1080:1997
【原文标准名称】:幼儿用冲击防护帽
【标准号】:DINEN1080-1997
【标准状态】:作废
【国别】:德国
【发布日期】:1997-04
【实施或试行日期】:1997-04-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:使用说明;头皮防护器;作标记;防事故;幼儿;视野;儿童;保持力;设计;防护帽;检验;冲击;安全工程;定义;规范(验收);安全要求;试验
【英文主题词】:fieldofvision;safetyengineering;marking;infants;children;specification(approval);design;protectionagainstaccidents;testing;helmets;inspection;retentionforce;instructionsforuse;definitions;saf
【摘要】:
【中国标准分类号】:C73
【国际标准分类号】:97_190;13_340_20
【页数】:10P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforSealStrengthofFlexibleBarrierMaterials
【原文标准名称】:挠性隔栅材料的密封强度的标准试验方法
【标准号】:ASTMF88/F88M-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:F02.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Flexiblebarriermaterials;Sealability;Sealstrength
【摘要】:Sealstrengthisaquantitativemeasureforuseinprocessvalidation,processcontrol,andcapability.Sealstrengthisnotonlyrelevanttoopeningforceandpackageintegrity,buttomeasuringthepackagingprocesses''abilitytoproduceconsistentseals.Sealstrengthatsomeminimumlevelisanecessarypackagerequirement,andattimesitisdesirabletolimitthestrengthofthesealtofacilitateopening.Themaximumsealforceisimportantinformation,butforsomeapplications,averageforcetoopenthesealmaybeuseful,andinthosecasesalsoshouldbereported.Aportionoftheforcemeasuredwhentestingmaterialsmaybeabendingcomponentandnotsealstrengthalone.Anumberoffixturesandtechniqueshavebeendevisedtoholdsamplesatvariousanglestothepulldirectiontocontrolthisbendingforce.Becausetheeffectofeachoftheseontestresultsisvaried,consistentuseofonetechnique(TechniqueA,TechniqueB,orTechniqueC)throughoutatestseriesisrecommended.ExamplesoffixturesandtechniquesareillustratedinFig.1.TechniqueA:Unsupported8212;Eachtailofthespecimenissecuredinopposinggripsandthesealremainsunsupportedwhilethetestisbeingconducted.TechniqueB:Supported90x00B0;(ByHand)8212;Eachtailofthespecimenissecuredinopposinggripsandthesealremainshand-supportedata90x00B0;perpendicularangletothetailswhilethetestisbeingconducted.TechniqueC:Supported180x00B0;8212;Theleastflexibletailissupportedflatagainstarigidalignmentplateheldinonegrip.Themoreflexibletailisfolded180x00B0;overthesealandisheldintheopposinggripwhilethetestisbeingconducted.FIG.1TailHoldingMethods1.1Thistestmethodcoversthemeasurementofthestrengthofsealsinflexiblebarriermaterials.1.2Thetestmaybeconductedonsealsbetweenaflexiblematerialandarigidmaterial.1.3Sealstestedinaccordancewiththistestmethodmaybefromanysource,laboratoryorcommercial.1.4Thistestmethodmeasurestheforcerequiredtoseparateateststripofmaterialcontainingtheseal.Italsoidentifiesthemodeofspecimenfailure.1.5ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A82
【国际标准分类号】:55_080;55_040
【页数】:11P.;A4
【正文语种】:英语
