DIN 45970-121-1984 电子元件质量评定协调系统.详细规范:线性传感器用磁氧铁芯.M1级RM芯RM5(带中孔)
时间:2024-05-26 20:47:33 来源: 标准资料网 作者：标准资料网 阅读：9317
【英文标准名称】:Harmonizedsystemofqualityassessmentforelectroniccomponents;detailspecification;RM-coreRM5classM1(withcenterhole)
【原文标准名称】:电子元件质量评定协调系统.详细规范:线性传感器用磁氧铁芯.M1级RM芯RM5(带中孔)
【标准号】:DIN45970-121-1984
【标准状态】:作废
【国别】:德国
【发布日期】:1984-07
【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】:详细规范;格式(纸);材料;铁酸盐;磁性材料;质量保证;质量评定;试验;电子工程;电子设备及元件;磁芯;规范(审批);氧化物;电气工程;分级(质量);协调;铁氧体磁心
【英文主题词】:
【摘要】:
【中国标准分类号】:L15
【国际标准分类号】:29_100_10;29_040_10
【页数】:5P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforFlashPointbyModifiedContinuouslyClosedCup(MCCCFP)Tester
【原文标准名称】:用改良的连续闭杯试验仪测量闪点的标准试验方法
【标准号】:ASTMD7094-2004(2009)
【标准状态】:现行
【国别】:美国
【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】:D02.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:continuouslyclosedcup;flammability;flashpoint;Closed-cupflashpointmethods;Flashpoint
【摘要】:Theflashpointtemperatureisonemeasureofthetendencyofthetestspecimentoformaflammablemixturewithairundercontrolledlaboratoryconditions.Itisonlyoneofanumberofpropertieswhichmustbeconsideredinassessingtheoverallflammabilityhazardofamaterial.Flashpointisusedinshippingandsafetyregulationstodefineflammableandcombustiblematerialsandforclassificationpurposes.Thisdefinitionmayvaryfromregulationtoregulation.Consulttheparticularregulationinvolvedforprecisedefinitionsoftheseclassifications.Thistestmethodcanbeusedtomeasureanddescribethepropertiesofmaterialsinresponsetoheatandanignitionsourceundercontrolledlaboratoryconditionsandshallnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterialsunderactualfireconditions.However,resultsofthistestmethodmaybeusedaselementsofafireriskassessment,whichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduse.Flashpointcanalsoindicatethepossiblepresenceofhighlyvolatileandflammablematerialsinarelativelynonvolatileornonflammablematerial,suchasthecontaminationoflubricatingoilsbysmallamountsofdieselfuelorgasoline.ThistestmethodwasdesignedtobemoresensitivetopotentialcontaminationthanTestMethodD6450.1.1Thistestmethodcoversthedeterminationoftheflashpointoffuels,lubeoils,solventsandotherliquidsbyacontinuouslyclosedcuptesterutilizingaspecimensizeof2mL,cupsizeof7mL,withaheatingrateof2.5x00B0;Cperminute.1.1.1Apparatusrequiringaspecimensizeof1mL,cupsizeof4mL,andaheatingrateof5.5x00B0;CperminutemustberunaccordingtoTestMethodD6450.1.2Thisflashpointtestmethodisadynamicmethodanddependsondefiniteratesoftemperatureincrease.Itisoneofthemanyflashpointtestmethodsavailableandeveryflashpointtestmethod,includingthisone,isanempiricalmethod.Note18212;Flashpointvaluesarenotaconstantphysicalchemicalpropertyofmaterialstested.Theyareafunctionoftheapparatusdesign,theconditionoftheapparatusused,andtheoperationalprocedurecarriedout.Flashpointcan,therefore,onlybedefinedintermsofastandardtestmethodandnogeneralvalidcorrelationcanbeguaranteedbetweenresultsobtainedbydifferenttestmethodsorwheredifferenttestapparatusisspecified.1.3Thistestmethodutilizesaclosedbutunsealedcupwithairinjectedintothetestchamber.1.4Thistestmethodissuitablefortestingsampleswithaflashpointfrom35to225x00B0;C.Note28212;Flashpointdeterminationsbelow35x00B0;Candabove225x00B0;Cmaybeperformed;however,theprecisionhasnotbeendeterminedbelowandabovethesetemperatures.1.5Iftheuserx2019;sspecificationrequiresadefinedflashpointmethodotherthanthismethod,neitherthismethodnoranyothertestmethodshouldbesubstitutedfortheprescribedtestmethodwithoutobtainingcomparativedataandanagreementfromthespecifier.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstand......
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:9P.;A4
【正文语种】:英语
【英文标准名称】:Waterengineeringofagriculturallands;terms;generalterms
【原文标准名称】:农业水利工程.概念.一般概念
【标准号】:DIN4047-1-1993
【标准状态】:作废
【国别】:德国
【发布日期】:1993-01
【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】:表;英语;术语;定义;水力(利)工程;污染控制;农业
【英文主题词】:terminology;pollutioncontrol;hydraulicengineering;agriculture;lists;definitions;englishlanguage
【摘要】:Thedocumentcontainsthegeneraltermsofwaterengineeringofagriculturallands.
【中国标准分类号】:P55
【国际标准分类号】:65_060_35
【页数】:4P;A4
【正文语种】:德语