EN 4624-2010 航空航天系列.MJ螺纹自锁定式,带自拉销键的耐高温镍基合金NI-PH1302(沃斯帕洛伊合金),镀银嵌入插件.德文和英文版本EN4624-2010
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来源:标准资料网
【英文标准名称】:Aerospaceseries-Inserts,MJthreads,self-locking,withself-broachingkeys,inheatresistingnickelbasealloyNI-PH1302(Waspaloy),silverplate;GermanandEnglishversionEN4624:2010
【原文标准名称】:航空航天系列.MJ螺纹自锁定式,带自拉销键的耐高温镍基合金NI-PH1302(沃斯帕洛伊合金),镀银嵌入插件.德文和英文版本EN4624-2010
【标准号】:EN4624-2010
【标准状态】:现行
【国别】:
【发布日期】:2010-10-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【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;设计;尺寸规格;紧固件;高温;内螺纹紧固件;作标记;质量(物质);材料;MJ螺纹;自锁紧;止推座(有螺纹);航天运输;钢;表面处理;螺纹形状;螺纹嵌镶件;螺纹
【英文主题词】:Aerospacetransport;Airtransport;Design;Dimensions;Fasteners;Hightemperature;Internal-threadfasteners;Marking;Mass;Materials;MJ-threads;Self-locking;Sockets(threaded);Spacetransport;Steels;Surfacetreatment;Threadforms;Threadinserts;Threads
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_30
【页数】:21P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAlternating-CurrentMagneticPropertiesofMaterialsatLowMagneticFluxDensityUsingtheVoltmeter-Ammeter-Wattmeter-VarmeterMethodand25-cmEpsteinFrame
【原文标准名称】:在低磁通密度下用万用表法和25厘米艾普斯亭(Epstein)框测定材料的交流磁特性的标准试验方法
【标准号】:ASTMA889/A889M-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:A06.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alternating-current;ammeter;coreloss;Epstein;excitingpower;induction;magnetic;magneticmaterial;magnetictest;permeability;powerfrequency;varmeter;voltmeter;wattmeter;A-C(alternating-current)magneticproperties;Coreloss--alternating-c
【摘要】:Thistestmethodmaybeusedtodeterminethespecificcoreloss,specificreactivepower,specificexcitingpower,inductancepermeability,andimpedancepermeabilityofflat-rolledmagneticmaterialsoverawiderangeofinductionsandatfrequenciesupto400Hzforsymmetricallymagnetizedtestsamples.Thesemeasurementsareusedbytheproduceranduseroftheflat-rolledmaterialforqualitycontrolpurposes.Thefundamentalassumptioninherentinthesemeasurementsisthattheycanbecorrelatedwiththeelectromagneticcharacteristicsofacorefabricatedfromtheflat-rolledmaterial.1.1Thistestmethodcoverstestsforthemagneticpropertiesofbasicflat-rolledmagneticmaterialsatpowerfrequencies(25to400Hz)usinga25-cmEpsteintestframeandthe25-cmdouble-lap-jointedcore.1.2ThemagneticpropertiesofmaterialsaredeterminedfrommeasurementsonEpsteincorespecimenswiththecoreandtestcoilstreatedasthoughtheyconstitutedaseries-parallelequivalentcircuit(Fig.A1.1)forthefundamentalfrequencyofexcitationwheretheapparentparallelinductance,L1,andresistance,R1,areattributabletothetestspecimen.1.3Thistestmethodissuitableforthedeterminationofcoreloss,rmsvolt-amperes,rmsexcitingcurrent,reactivevolt-amperes,andrelatedpropertiesofflat-rolledmagneticmaterialsunderacmagnetization.1.4Thefrequencyrangeofthistestmethodisnormallythatofthecommercialpowerfrequencies50to60Hz.Itisalsoacceptableformeasurementsatfrequenciesfrom25to400Hz.Thistestmethodiscustomarilyusedonnonorientedelectricalsteelsatinductionsupto10kG[1.0T]andforgrain-orientedelectricalsteelsatinductionsupto15kG[1.5T].1.5Forreactiveproperties,bothfluxandcurrentwaveformsintroducelimitations.Overitsrangeofusefulinductions,thevarmeterisvalidforthemeasurementofreactivevolt-amperes(vars)andinductancepermeability.Forthemeasurementoftheseproperties,itissuggestedthattestinductionsbelimitedtovaluessufficientlylowthatthemeasuredvaluesofvarsdonotdifferbymorethan15%(Note1)fromthosecalculatedfromthemeasuredvaluesofexcitingvolt-amperesandcoreloss.Note18212;Thislimitationisplacedonthistestmethodinconsiderationofthenonlinearnatureofthemagneticcircuit,whichleadstoadifferencebetweenvarsbasedonfundamentalfrequencycomponentsofvoltageandcurrentandcurrentafterharmonicrejectionandvarscomputedfromrmscurrent,voltage,andwattvalueswhenoneormoreofthesequantitiesarenonsinusoidal.1.6ThistestmethodshallbeusedinconjunctionwithPracticeA34/A34M.1.7Explanationofterms,symbols,anddefinitionsusedmaybefoundinthevarioussectionsofthistestmethod.TheofficiallistofdefinitionsandsymbolsmaybefoundinTerminologyA340.1.8ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.Withinthisstandard,SIunitsareshowninbrackets.1.9Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortoitsuse.
【中国标准分类号】:H21
【国际标准分类号】:29_030
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:Spicesandcondiments.Determinationoftotalash.
【原文标准名称】:香料和调味品.总灰分的测定
【标准号】:NFV03-403-1998
【标准状态】:现行
【国别】:法国
【发布日期】:1998-05-01
【实施或试行日期】:1998-05-20
【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】:Acid-insoluble;Agriculturalproducts;Agriculture;Analysis;Ashcontents;Ashdetermination;Ashes;Chemicalanalysisandtesting;Combustion;Definition;Definitions;Determination;Determinationofcontent;Foodinspection;Foodproducts;Herbs;Methods;Products;Residuesonignition;Seasonings;Spices;Testing;Totalash;Vegetable
【摘要】:
【中国标准分类号】:X40
【国际标准分类号】:67_220_10
【页数】:8P.;A4
【正文语种】:其他
