BS 84-1956 惠氏直螺纹规范

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【英文标准名称】:SpecificationforparallelscrewthreadsofWhitworthform
【原文标准名称】:惠氏直螺纹规范
【标准号】:BS84-1956
【标准状态】:作废
【国别】:英国
【发布日期】:1956-09-26
【实施或试行日期】:1956-09-26
【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】:标准螺纹;尺寸;惠氏螺纹;松螺纹;配合;直径;螺母;金属覆层;螺栓;螺距;尺寸公差;名称与符号;中螺纹;紧配合螺纹;螺纹形状;平行螺纹;螺纹
【英文主题词】:Bolts;Close-fitthreads;Designations;Diameter;Dimensionaltolerances;Dimensions;Fits;Freethreads;Mediumthreads;Metalcoatings;Normalthreads;Nuts;Parallelthreads;Threadforms;Threadpitch;Threads;Whitworthscrewthreads
【摘要】:Formofthreaddefined.Tables:basicsizes,limits,tolerancesfor'class'bolts,nuts;BSWhitworthrange,$9Binto6in;BSFinerange,$9Cinto4$9Cin(limitsandtolerancesupto3inonly).AlsoaSelectedThreadseriesmoresuitablethanBSPipeparallelseriesforextrafinepitchapplications.Appendices:limits,tolerancesforB.S.W.andB.S.F.truncatedboltsandnuts;basesoftolerancesandallowances,formulae;effectsofpitchandangleerrors,acceptabilityoferrorcombination;formofWhitworthcrests;limitsandtolerancesfor(non-preferred)'closeclass'nuts.
【中国标准分类号】:J04
【国际标准分类号】:21_040_20
【页数】:72P.;A4
【正文语种】:英语