BS EN 60915-2007 电子设备用固定电容器和电阻器.单孔轴套安装的轴驱动电子元件的轴端和轴套的优选尺寸

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【英文标准名称】:Capacitorsandresistorsforuseinelectronicequipment-Preferreddimensionsofshaftends,bushesandforthemountingofsingle-hole,bush-mounted,shaft-operatedelectroniccomponents
【原文标准名称】:电子设备用固定电容器和电阻器.单孔轴套安装的轴驱动电子元件的轴端和轴套的优选尺寸
【标准号】:BSEN60915-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:轴衬(机械元件);电容器;尺寸;电气元件;电气工程;电子设备及元件;电子仪器;架设(施工作业);固定电容器;固定件;安装尺寸;电位器;优先尺寸;电阻器;变阻器;轴端;轴;公差(测量)
【英文主题词】:Bushes(mechanicalcomponents);Capacitors;Dimensions;Electricalcomponents;Electricalengineering;Electronicequipmentandcomponents;Electronicinstruments;Erecting(constructionoperation);Fixedcapacitors;Fixings;Mountingdimension;Mountingdimensions;Potentiometers(resistors);Preferreddimensions;Resistors;Rheostats;Shaftends;Shafts;Tolerances(measurement)
【摘要】:ThisInternationalStandardisapplicabletovariablecapacitors,potentiometersandvariableresistorsforuseinelectronicequipment.ThedimensionsgiveninthisstandardhavebeenselectedfromIEC60390andIEC60620becausetherangesofdimensionsincludedinthesestandardswereconsideredtoolargeandcontainedtoomanyvariantsforcapacitorsandresistorsforelectronicequipment.Consequentlythisstandardcontainspreferreddimensionsforshaftendsandbushesandforthemountingofsingle-hole,bush-mounted,shaft-operatedvariablecapacitors,variableresistorsandpotentiometers.Ifotherdimensionsnotlistedinthisstandardhavetobeused,itisrecommendedtoselectthemalsofromtheabove-mentionedstandards.
【中国标准分类号】:K32;K42
【国际标准分类号】:31_040_01;31_060_01
【页数】:18P.;A4
【正文语种】:英语


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【英文标准名称】:TestMethodforExpansionandBleedingofFreshlyMixedGroutsforPreplaced-AggregateConcreteintheLaboratory
【原文标准名称】:在实验室内测定预置集料混凝土用新混合灌浆料的膨胀性和泌浆性试验方法
【标准号】:ASTMC940-1989
【标准状态】:作废
【国别】:美国
【发布日期】:1989
【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】:集料;预包装混凝土;沁出;施工;施工材料;白涂料;混凝土;灰浆;试验
【英文主题词】:construction;prepactconcretes;whitewash;aggregates;constructionmaterials;testing;bleeding;mortars;concretes
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:91_100_10
【页数】:2P;A4
【正文语种】:英语


【英文标准名称】:Calculationofloadcapacityofspurandhelicalgears-Applicationtomarinegears
【原文标准名称】:直齿轮和斜齿轮承载能力的计算船用齿轮的计算
【标准号】:ISO9083-2001
【标准状态】:现行
【国别】:国际
【发布日期】:2001-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC60
【标准类型】:()
【标准水平】:()
【中文主题词】:正齿轮;荷载能力;船用发动机;负载能力的计算;齿轮箱;斜齿轮;海船;符号;圆柱齿轮;齿轮
【英文主题词】:Calculationofloadcapacity;Cylindricalgears;Gearboxes;Gearwheels;Helicalgears;Loadcapacity;Marineengines;Ships;Spurgear;Spurgears;Symbols
【摘要】:TheformulaespecifiedinthisInternationalStandardareintendedfortheestablishmentofauniformlyacceptablemethodforcalculatingthepittingresistanceandbendingstrengthcapacityfortheenduranceofthemain-propulsionandauxiliarygearsofships,offshorevesselsanddrillingrigs,havingstraightorhelicalteethandsubjecttotherulesofclassificationsocieties.TheratingformulaeinthisInternationalStandardarenotapplicabletoothertypesofgeartoothdeterioration,suchasplasticyielding,micropitting,scuffing,casecrushing,weldingandwear,andarenotapplicableundervibratoryconditionswheretheremaybeanunpredictableprofilebreakdown.Thebendingstrengthformulaeareapplicabletofracturesatthetoothfillet,butarenotapplicabletofracturesonthetoothworkingprofilesurfaces,failureofthegearrim,orfailuresofthegearblankthroughwebandhub.ThisInternationalStandarddoesnotapplytoteethfinishedbyforgingorsintering.Thisstandardisnotapplicabletogearshavingapoorcontactpattern.ThisInternationalStandardprovidesamethodbywhichdifferentgeardesignscanbecompared.Itisnotintendedtoassuretheperformanceofassembleddrivegearsystems.Itisnotintendedforusebythegeneralengineeringpublic.Instead,itisintendedforusebytheexperiencedgeardesignerwhoiscapableofselectingreasonablevaluesforthefactorsintheseformulaebasedonknowledgeofsimilardesignsandawarenessoftheeffectsoftheitemsdiscussed.WARNING—TheuseriscautionedthatthecalculatedresultsofthisInternationalStandardshouldbeconfirmedbyexperience.
【中国标准分类号】:J17
【国际标准分类号】:21_200;47_020_05
【页数】:58P;A4
【正文语种】:英语