MIL-T-8504B (NOTICE 3)
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来源:标准资料网
MIL-T-8504B (NOTICE 3), MILITARY SPECIFICATION: TUBING, STEEL, CORROSION-RESISTANT (304), AEROSPACE VEHICLE HYDRAULIC SYSTEMS, ANNEALED, SEAMLESS AND WELDED (10 MAY 2002) [S/S BY SAE AMS 5567]., MIL-T-8504B remains inactive for new design and is no longer used, except for replacementpurposes.
【英文标准名称】:WindingWires,RoundCopperWires,Insulated;Enamelled,HeatResistantwithaTemperatureIndexof155,TypeW155;TechnicalConditionsofDelivery
【原文标准名称】:线圈导线.W155型温度指数为155的耐热绝缘漆包圆铜线.交货技术条件
【标准号】:DIN46416-4-1977
【标准状态】:作废
【国别】:德国
【发布日期】:1977-04
【实施或试行日期】:
【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】:断裂伸长;延伸性;温度;温升极限;击穿电压;绕组线;圆导线;屈服强度;直流电流;电气工程;包装件;交货条件;材料;铜;作标记;尺寸
【英文主题词】:breakdownvoltage;marking;yieldstrength;dimensions;materials;directcurrent;roundwires;windingwires;electricalengineering;temperature-riselimit;copper;elongationatfracture;packages;temperature;
【摘要】:
【中国标准分类号】:K12
【国际标准分类号】:
【页数】:6P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforVibration(HorizontalLinearSinusoidalMotion)TestofProducts
【原文标准名称】:产品振动试验的标准试验方法(水平方向正弦运动)
【标准号】:ASTMD5112-1998(2003)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D10.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:正弦变化;产品;振动试验;试验方法
【英文主题词】:dwelltest;fatiguecharacteristics;horizontal;random;resonances;sinusoidal;vibration
【摘要】:Productsareexposedtocomplexdynamicstressesinthetransportationenvironment.Thedeterminationoftheresonantfrequenciesoftheproduct,eitherhorizontal,verticalorboth,aidsthepackagedesignerindeterminingtheproperpackagingsystemtoprovideadequateprotectionoftheproduct,aswellasprovidinganunderstandingofthecomplexinteractionsbetweenthecomponentsoftheproductastheyrelatetoexpectedtransportationvibrationinputs.1.1Thistestmethodcoversthedeterminationofresonancesofunpackagedproductsandcomponentsbymeansofhorizontallinearmotionappliedatthesurfaceonwhichtheproductismounted.ForverticalvibrationtestingofproductsseeTestMethodD3580.Twoalternatetestmethodsarepresented:1.1.1TestMethodA8212;ResonanceSearchUsingSinusoidalVibration,and1.1.2TestMethodB8212;ResonanceSearchUsingRandomVibration.Note18212;Thesetwotestmethodsarenotnecessarilyequivalentandmaynotproducethesameresults.1.2Thisinformationmaybeusedtoexaminetheresponseofproductstovibrationforproductdesignpurposes,orforthedesignofacontainerorinteriorpackagethatwillminimizetransportationvibrationinputsatthecriticalfrequencies,whentheseproductresonancesarewithintheexpectedtransportationenvironmentfrequencyrange.Sincevibrationdamageismostlikelytooccuratproductresonantfrequencies,thesemaybethoughtofaspotentialproductfragilitypoints.1.3Informationobtainedfromtheoptionalsinusoidaldwellandrandomtestmethodsmaybeusedtoassessthefatiguecharacteristicsoftheresonatingcomponentsandforproductmodification.Thismaybecomenecessaryifaproduct'sresponsewouldrequiredesignofanimpracticalorexcessivelycostlyshippingcontainer.1.4Thistestmethoddoesnotnecessarilysimulatevibrationeffectstheproductwillencounterinoperatingorend-useenvironments.Other,moresuitabletestproceduresshouldbeusedforthispurpose.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificprecautionarystatements,seeSection6.
【中国标准分类号】:J04
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:
