BS 1916-1-2009 工程用极限与配合.第1部分:极限与公差指南

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【英文标准名称】:LimitsandfitsforengineeringPart1:Guidetolimitsandtolerances
【原文标准名称】:工程用极限与配合.第1部分:极限与公差指南
【标准号】:BS1916-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-09-30
【实施或试行日期】:2009-09-30
【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】:名称与符号;直径;尺寸公差;尺寸规格;配合;等级(质量);孔;英制;加工公差;数值修约;选择;轴(旋转);位置公差
【英文主题词】:Designations;Diameter;Dimensionaltolerances;Dimensions;Fits;Grades(quality);Holes;Imperialsystem;Machiningtolerances;Rounding(numbers);Selection;Shafts(rotating);Tolerancesofposition
【摘要】:ThispartofBS1916givesguidanceontolerances,limitsandfitsforengineeringsizesupto19.69in.Therecommendationsapplyparticularlytofitsbetweencylindricalparts,designatedas“holes”and“shafts”,inwhichcasetheterm“size”referstothediameterofthematingparts.Thedatamayalsobeappliedinappropriatecases,bysuitableselectionofthegradesofallowanceandtolerances,tofitsbetweenotherthancylindricalmatingparts,inwhichcasethe“size”referstoalength,widthorotherdimensioninsteadoftoadiameter.ThesystemdescribedinthisBritishStandardcomprisessuitablecombinationsof16gradesoftoleranceand21typesoffitforbothholeandshaft,rangingfromfitsofextremeinterferencetothoseofextremeclearance.Allbutveryexceptionalengineeringrequirementsarecovered,fromverycoarseworktofinegaugemanufacture.AselectionoffitsforgeneraluseisgiveninFigure4,andfurtherguidanceontolerancesforshaftsandholesforawiderangeoffitsisgiveninPart2ofthisBritishStandard,butitisintendedthataparticularindustryororganizationextractsandusesthoselimitswhichsuititsownproduct.Aunilateralholebasissystemisrecommendedbutafullrangeofholessuitableforuseonashaftbasissystem,unilateralorbilateral,isalsoincludedinthetables.
【中国标准分类号】:J04
【国际标准分类号】:17_040_10
【页数】:38P.;A4
【正文语种】:英语