BS ISO 281-2007 滚动轴承.额定动力荷载和额定寿命

作者:标准资料网 时间:2024-05-07 21:24:52  浏览:8846   来源:标准资料网

【英文标准名称】:Rollingbearings-Dynamicloadratingsandratinglife
【原文标准名称】:滚动轴承.额定动力荷载和额定寿命
【标准号】:BSISO281-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-03-30
【实施或试行日期】:2007-03-30
【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】:轴向止推轴承;滚珠轴承;轴承;定义;动力荷载;寿命;荷载能力;额定负荷;负荷;数学计算;计算方法;径向轴承;额定值;滚动轴承;符号;止推轴承
【英文主题词】:Axial-thrustbearings;Ballbearings;Bearings;Definitions;Dynamicloading;Life(durability);Loadcapacity;Loadratings;Loading;Mathematicalcalculations;Methodsofcalculation;Radialbearings;Ratings;Rollerbearings;Rollingbearings;Symbols;Thrustbearings
【摘要】:ThisInternationalStandardspecifiesmethodsofcalculatingthebasicdynamicloadratingofrollingbearingswithinthesizerangesshownintherelevantISOpublications,manufacturedfromcontemporary,commonlyused,highqualityhardenedbearingsteel,inaccordancewithgoodmanufacturingpracticeandbasicallyofconventionaldesignasregardstheshapeofrollingcontactsurfaces.Thisdocumentalsospecifiesmethodsofcalculatingthebasicratinglife,whichisthelifeassociatedwith90%reliability,withcommonlyusedhighqualitymaterial,goodmanufacturingqualityandwithconventionaloperatingconditions.Inaddition,itspecifiesmethodsofcalculatingthemodifiedratinglife,inwhichvariousreliabilities,lubricationcondition,contaminatedlubricantandfatigueloadofthebearingaretakenintoaccount.ThisInternationalStandarddoesnotcovertheinfluenceofwear,corrosionandelectricalerosiononbearinglife.Thisdocumentisnotapplicabletodesignswheretherollingelementsoperatedirectlyonashaftorhousingsurface,unlessthatsurfaceisequivalentinallrespectstothebearingring(orwasher)racewayitreplaces.Double-rowradialbearingsanddouble-directionthrustbearingsare,whenreferredtointhisdocument,presumedtobesymmetrical.Furtherlimitationsconcerningparticulartypesofbearingsareincludedintherelevantclauses.
【中国标准分类号】:J11
【国际标准分类号】:21_100_20
【页数】:60P.;A4
【正文语种】:英语