NF Z83-545-1997 蜂窝式数字电信系统(第2段).多呼叫方(MPTY)补充业务.第2阶段(GSM03.84)

上一篇: NF Z84-175-4-1997 无线电设备和系统(RES).数字增强无线通信(DECT).公共接口(CI).第4部分:数字链路控制(DLC)层
下一篇: NF Z83-546-1997 蜂窝式数字电信系统(第2段).少数用户组(CUG)的补充业务.第2阶段(GSM03.85)

【英文标准名称】:StandardTestMethodforAdhesionBetweenTireBeadWireandRubber
【原文标准名称】:轮胎钢丝和橡胶间粘结性的标准试验方法
【标准号】:ASTMD1871-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:粘附;试验;天然橡胶;特性;炭黑;绞合线;合成橡胶;橡胶
【英文主题词】:adhesion;beadwire;tirebeads
【摘要】:Tocontributetothemechanicalpropertiesrequiredinaproduct,tirebeadwiremusthavegoodadhesiontotherubbermatrix.Thisallowstherubbertoabsorbpartoftheenergy,distributingituniformlybetweenthereinforcingmaterialandtherubbercompound.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsofwiresinceithasbeenusedextensivelyinthetradeforthispurpose.Thistestmethodmaybeusedforpurchasespecificationrequirementsormanufacturingcontrolofbeadwire.5.1.1Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,testsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.Thecharacteristicsofsinglefilamentsteelwiresthataffecttheadhesionpropertyarewirediameter,coatingcomposition,andcoatingmass.Thestorageconditions,age,andvulcanizationconditionsoftherubbercompoundwillaffectthetestresultsandmustbespecifiedbythesupplieroftherubbercompound.1.1Thistestmethodcoverproceduresfortestingthestrengthofadhesionofsingle-filamentwiretovulcanizedrubbercompounds.Themethodappliesto,butisnotlimitedto,wiremadefrombrass,bronze,orzinccoatedsteelwire.Theadhesionstrengthisexpressedasthemagnitudeofthepull-outforceforthesinglefilamentofwire.1.2Thistestmethodisapplicabletosingle-filamentwiresusedinreinforcedrubberproductsassinglefilamentsandisnormallyusedtoevaluatetheadhesionofsamplesofwiretoastandardrubberappliedunderspecifiedconditions.Itisprimarilyusedtoevaluatetirebeadwireandmaybeapplied,withmodificationsandbyagreementbetweensupplierandcustomer,tovariouswiretypesusedinrubberproductreinforcing.1.3ThistestmethodiswritteninSIunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.See6.5.1.
【中国标准分类号】:H41
【国际标准分类号】:83_060
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Aerospaceseries-Cable,electrical,fordigitaldatatransmission-Part003:Singlebraid-77Ohms-TypeKG-Productstandard;GermanandEnglishversionEN3375-003:2007
【原文标准名称】:航空航天系列数字数据传输用电缆第003部分:单股编织77欧姆KG型产品标准
【标准号】:DINEN3375-003-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:航空航天运输;航空运输;航空器;航空器部件;航空仪表;电缆;检查表;数据传送;数字的;数字连接件;导电体;电气的;电线;电气设备;作标记;多语种的;产品标准;质量保证;屏蔽的;航天运输;规范(验收);试验;试验条件;使用
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Aircraftcomponents;Aircraftinstruments;Cables;Checklists;Datatransfer;Digital;Digitalconnections;Electriccables;Electricconductors;Electrical;Electricalcords;Electricalequipment;Marking;Multilingual;Productstandards;Qualityassurance;Shielded;Spacetransport;Specification(approval);Testing;Testingconditions;Use
【摘要】:Thisstandardspecifiestherequiredcharacteristicsofsinglebraid,77Ohms,size24electricalcabletypeKG,intendedfordigitaldatatransmissions.Generalcharacteristicsaregivenin0.Mainelectricalcharacteristicsaregivenin4.3.ItshallbeusedtogetherwithEN3375-001andEN3375-002.
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:25P.;A4
【正文语种】: