ASTM B 390-1992 钨硬质合金表观晶粒尺寸及其分布的评定

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【英文标准名称】:EvaluatingApparentGrainSizeandDistributionofCementedTungstenCarbides
【原文标准名称】:钨硬质合金表观晶粒尺寸及其分布的评定
【标准号】:ASTMB390-1992
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:粒度;粒度分选;钨;硬质合金;烧结金属;碳化物;碳化物;金属
【英文主题词】:grainsizing;sinteredmetals;carbides;tungsten;grainsize;hardmetals;carbide;metals
【摘要】:
【中国标准分类号】:H70
【国际标准分类号】:77_160
【页数】:4P;A4
【正文语种】:英语


【英文标准名称】:MountingdistanceforacombinedpairofinflexibleG5lampholders
【原文标准名称】:无弹性纵向平衡Gs灯座的安装距离
【标准号】:DIN49768-1986
【标准状态】:作废
【国别】:德国
【发布日期】:1986-10
【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】:照明系统;荧光灯;管形灯;管状;灯头;装配;灯座;尺寸;电气工程;固定件;彼此间隔的;公差;灯
【英文主题词】:electricalengineering;lampcaps;tubularshape;mountings;installation;lamps;lampholders;lightingsystems;spaced;dimensions;tubularlamps;fluorescentlamps;tolerances(measurement)
【摘要】:
【中国标准分类号】:K74
【国际标准分类号】:1940
【页数】:3P;A4
【正文语种】:德语


【英文标准名称】:Automaticelectricalcontrolsforhouseholdandsimilaruse-Part2:Particularrequirementsforburnerignitionsystemsandcomponents
【原文标准名称】:家用和类似用途的自动电控制器.第2部分:燃烧器点火系统和组件的详细要求
【标准号】:UL372-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-07-31
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:电容器;电路;防腐蚀;定义;熔断器支持件;毒气警报;燃气器具;燃气燃烧器;接地装置;加热装置;绝缘材料;油报警器;燃油喷嘴;油燃烧系统;安全性;安全装置;间距;线圈;测试;变压器;绕组
【英文主题词】:Capacitors;Circuits;Corrosionprotection;Definition;Definitions;Fuse-holders;Gasalarm;Gasappliances;Gasburners;Grounding;Heatingappliances;Insulatingmaterials;Oilalarm;Oilburners;Oilburningsystems;Safety;Safetydevices;Spacing;Spools;Testing;Transformers;Windings
【摘要】:Replacement:ThisstandardmodifiesoramendstherequirementsofthePart1standard.InCanadathePart1standardapplicableisCAN/CSAE60730-1,Automaticelectricalcontrolsforhouseholdandsimilaruse-Part1:GeneralRequirements,andintheU.S.thePart1standardapplicableisUL60730-1A,Automaticelectricalcontrolsforhouseholdandsimilaruse-Part1:GeneralRequirements,3rdEdition.Thisstandardappliestonewlyproducedautomaticburnerignitionsystemsandsystemcomponentsconstructedentirelyofnew,unusedpartsandmaterialsfortheautomaticcontrolofburnersforoneormoreofthefollowingfuels:oil,naturalgas,manufacturedgas,mixedgas,liquefiedpetroleumgasor,LPgas-airmixturesThisstandardisapplicabletoacompleteburnerignitionsystem,aseparateprogrammingunit,anoxygendepletionsafetyshutoffsystemandcomponentsthatperformoneormoreofthefollowingfunctions:a)Ignitethefuelatthemainburner(s),oratthepilotburner(s)soitcanignitethemainburner(s);b)Provethepresenceofeithertheignitionsource,themainburnerflame,orboth;c)Automaticallyacttoshutoffthefuelsupplytothemainburner(s),ortothepilotandmainburner(s),whenthesupervisedflameorignitionsourceisnotproved;andd)Automaticallyacttoshutoffthegassupplytothepilotandmainburner(s),whentheoxygencontentoftheroominwhichtheequipmentisinstalledisreducedbelowapredeterminedlevel.Componentscanbe,butarenotlimitedto:automaticcontrols;pilotburners,thermoelectricdevices,electrodes,ignitiondevices,ignitionsourcesandflamedetectors.Throughoutthisstandardthefollowingtermsshallbeabbreviatedasshownbelow:1."system"means"burnerignitionsystem."2."component"means"burnerignitionsystemcomponent."3."control"means"system"or"component."RequirementsforseparateignitiontransformersarecoveredinStandardforSpecialtyTransformers,UL506,andCSAC22.2No.13,theStandardforLuminousTubeSigns,OilandGasBurnerIgnitionEquipment,Cold-CathodeInteriorLighting.Replacement:Thisstandardappliestoinherentsafety;tothemanufacturer'sdeclaredoperatingvalues,operatingtimesandoperatingsequenceswheresuchareassociatedwithburnersafetyandtothetestingofsystemsandcomponentsusedin,on,orinassociationwithburners.Requirementsforspecificoperatingvalues,operatingtimes,andoperatingsequencesaregiveninthestandardsforappliancesandequipment.Replacement:Thisstandardappliestomanualcontrolswhensuchareelectricallyand/ormechanicallyintegralwithautomaticsystems.
【中国标准分类号】:K32
【国际标准分类号】:27_060_01
【页数】:
【正文语种】:英语