DIN EN 60903-2004 带电作业.绝缘材料手套
作者:标准资料网 时间:2024-05-02 19:57:22 浏览:9510
来源:标准资料网
【英文标准名称】:Liveworking-Glovesofinsulatingmaterial(IEC60903:2002+Corrigendum2003,modified);GermanversionEN60903:2003
【原文标准名称】:带电作业.绝缘材料手套
【标准号】:DINEN60903-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-07
【实施或试行日期】:2004-07-01
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:C73
【国际标准分类号】:13_260;13_340_40
【页数】:69P;A4
【正文语种】:德语
【英文标准名称】:Aerospaceseries-Cables,electrical,aircraftuse-Testmethods-Part804:velocityofpropagation.
【原文标准名称】:航空航天系列.飞机电缆.试验方法.第804部分:传输速度
【标准号】:NFL52-250-804-2003
【标准状态】:现行
【国别】:法国
【发布日期】:2003-01-01
【实施或试行日期】:2003-01-05
【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】:飞行器;电缆;多语种的;航空运输;传输速度;航空航天运输;电缆;规范(验收);电的;航天运输;电线;导电体;试验
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Cables;Electriccables;Electricconductors;Electrical;Electricalcords;Multilingual;Propagationvelocity;Spacetransport;Specification(approval);Testing
【摘要】:
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:5P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforFlexuralPropertiesofPolymerMatrixCompositeMaterials
【原文标准名称】:聚合物基复合材料弯曲性能标准试验方法
【标准号】:ASTMD7264/D7264M-2007
【标准状态】:现行
【国别】:美国
【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】:D30.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fiber-reinforcedcomposites;flexuralproperties;stiffness;strength
【摘要】:Thistestmethoddeterminestheflexuralproperties(includingstrength,stiffness,andload/deflectionbehavior)ofpolymermatrixcompositematerialsundertheconditionsdefined.ProcedureAisusedforthree-pointloadingandProcedureBisusedforfour-pointloading.Thistestmethodwasdevelopedforoptimumusewithcontinuous-fiber-reinforcedpolymermatrixcompositesanddiffersinseveralrespectsfromotherflexuremethods,includingtheuseofastandardspan-to-thicknessratioof32:1versusthe16:1ratiousedbyTestMethodsD790(aplastics-focusedmethodcoveringthree-pointflexure)andD6272(aplastics-focusedmethodcoveringfour-pointflexure).Thistestmethodisintendedtointerrogatelong-beamstrengthincontrasttotheshort-beamstrengthevaluatedbyTestMethodD2344/D2344M.Flexuralpropertiesdeterminedbytheseprocedurescanbeusedforqualitycontrolandspecificationpurposes,andmayfinddesignapplications.Theseprocedurescanbeusefulintheevaluationofmultipleenvironmentalconditionstodeterminewhicharedesigndriversandmayrequirefurthertesting.Theseproceduresmayalsobeusedtodetermineflexuralpropertiesofstructures.1.1Thistestmethoddeterminestheflexuralstiffnessandstrengthpropertiesofpolymermatrixcomposites.1.1.1ProcedureA8212;Athree-pointloadingsystemutilizingcenterloadingonasimplysupportedbeam.1.1.2ProcedureB8212;Afour-pointloadingsystemutilizingtwoloadpointsequallyspacedfromtheiradjacentsupportpoints,withadistancebetweenloadpointsofone-halfofthesupportspan.Note18212;UnlikeTestMethodD6272,whichallowsloadingatbothone-thirdandone-halfofthesupportspan,inordertostandardizegeometryandsimplifycalculationsthisstandardpermitsloadingatonlyone-halfthesupportspan.1.2Forcomparisonpurposes,testsmaybeconductedaccordingtoeithertestprocedure,providedthatthesameprocedureisusedforalltests,sincethetwoproceduresgenerallygiveslightlydifferentpropertyvalues.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_120
【页数】:11P.;A4
【正文语种】:英语
