BS EN ISO 228-1-2003 非螺纹密封连接的管螺纹.尺寸规格,公差和名称符号

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【英文标准名称】:Pipethreadswherepressure-tightjointsarenotmadeonthethreads-Dimensions,tolerancesanddesignation
【原文标准名称】:非螺纹密封连接的管螺纹.尺寸规格,公差和名称符号
【标准号】:BSENISO228-1-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-02-26
【实施或试行日期】:2003-02-26
【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】:尺寸规格;螺纹形状;名称与符号;规范(验收);规范;连接;内螺纹;管道配件;管联接器;管螺纹;G-系列螺纹;公差级;作标记;压合接头;机械链接;尺寸公差;管道连接件;螺纹;螺线;公差(测量);符号;外螺纹
【英文主题词】:Compressionfittings;Designations;Dimensionaltolerances;Dimensions;Externalthreads;G-seriesscrewthreads;Internalthreads;Joints;Marking;Mechanicallinkages;Pipeconnectors;Pipecouplings;Pipefittings;Pipethreads;Screwthreads;Specification(approval);Specifications;Symbols;Threadforms;Threads;Toleranceclasses;Tolerances(measurement)
【摘要】:ThispartofISO228specifiestherequirementsforthreadform,dimensions,tolerancesanddesignationforfasteningpipethreads,threadsizes1/16to6inclusive.Bothinternalandexternalthreadsareparallelthreads,intendedforthemechanicalassemblyofthecomponentpartsoffittings,cocksandvalves,accessories,etc.Thesethreadsarenotsuitableasjointingthreadswhereapressure-tightjointismadeonthethread.Ifassemblieswithsuchthreadsmustbemadepressure-tight,thisshouldbeeffectedbycompressingtwotighteningsurfacesoutsidethethreads,andbyinterposinganappropriateseal.NOTE1Forpipethreadswherepressure-tightjointsaremadeonthethreads,seeISO7-1.NOTE2ISO228-2givesdetailsofmethodsforverificationoffasteningthreaddimensionsandform,andrecommendedgaugingsystems.
【中国标准分类号】:J15
【国际标准分类号】:21_040_30
【页数】:18P;A4
【正文语种】:英语