【英文标准名称】:SpecificationforTaperPipeThreads60Deg;forThermoplasticPipeandFittings
【原文标准名称】:热塑管和配件用60℃锥管螺纹规范
【标准号】:ANSI/ASTMF1498-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008-03-25
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:配件;管螺纹;塑料管;管道
【英文主题词】:Fittings;Pipethreads;Plasticpipes;Tubing
【摘要】:Thisspecificationestablishesrequirementsfordimensionsandgagingoftaperpipethreadsusedonthreadedplasticpipeandfittings.Threadsmeetingthisspecificationshallonlybeusedonthoseplasticmaterialsdeemedsuitablebythemanufacturer.Specialtythreadsorthreadsnotrequiringaleak-tightjointarenotcoveredinthisspecification.Note1Theterms"wrenchmakeup"and"wrenchtight"arestandardterminologyfortightnessanddonotimplyusingapipewrenchorothertoolswhichwoulddamageplasticpipeandfittings.Theterms"hand-tight"and"hand-tightengagement"referonlytothreadgaging(notpipeandfittingconnections)andisthedefinitionoftheL1gagelength.ThreadDesignationsThetypeofpipethreadsincludedinthisspecificationaredesignatedbyspecifyinginsequencethenominalpipesize,numberofthreadsperinch,andthethreadseriessymbolsasfollowsinaccordancewithANSI/ASMEB1.20.1:3/8-18NPT.Forleft-handthreadsaddLHtothedesignation,otherwiseright-handthreadswillbeunderstood.Forexample:3/8-18NPT-LH.Eachoftheselettersinthesymbolhasadefinitesignificanceasfollows:Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificprecautionarystatements,seeand.
【中国标准分类号】:G33
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语