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【英文标准名称】:PracticeforInstallationofMachineSpiralWoundPolyVinylChloride(PVC)LinerPipeforRehabilitationofExistingSewersandConduits
【原文标准名称】:现用下水道和导管修复用机械螺旋缠绕聚氯乙烯(PVC)衬管安装的实施规程
【标准号】:ANSI/ASTMF1741-2007
【标准状态】:作废
【国别】:美国
【发布日期】:2007
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:氯化物;管道;液压系统;装配;衬套;机械;管;塑料管;塑料;聚氯乙烯;污水管;下水道;热塑性聚合物;氯乙烯;导管
【英文主题词】:Chlorides;Conduits;Fluidsystems;Installation;Liners(mechanicalcomponents);Machines;Pipelines;Pipes;Plasticpipes;Plastics;Polyvinylchloride;Rehabilitation;Sewerpipes;Sewers;Spirals;Thermoplasticpolymers;Vinylchloride;Wound
【摘要】:Thispracticedescribestheproceduresfortherehabilitationofsewerlinesandconduitsforexistingpipelines6to180in.indiameterbytheinsertionofamachine-madefield-fabricatedspiralwoundlinerpipeintotheexistingpipelineusingawindingmachinewhichremainsstationaryintheinsertionpitor,alternatively,whichtravelsalongtheinterioroftheexistingpipeline.Theserehabilitationprocessescanbeusedinavarietyofgravityapplicationssuchassanitarysewers,stormsewers,culverts,andprocesspiping.Whenusingstationaryinstallationequipmentforexistingpipelines6to48in.,afterinsertion,thespiralwoundlinerpipeisexpandeduntilitpressesagainsttheinteriorsurfaceoftheexistingpipeline.Alternatively,forexistingpipelines6to108in.indiameter,thespiralwoundlinerpipeisinsertedasafixeddiameterintotheexistingpipelineandisnotexpanded,andtheannularspacebetweenthespiralwoundlinerpipeandtheexistingpipeisgrouted.Whenusingthetravelinginstallationequipmentforexistingpipelines6to180in.thespiralwoundlinerpipeispressedagainsttheinteriorsurfaceoftheexistingpipeline,exceptinthecornersofrectangularpipesorwhereobstructionsofoffsetsoccur.Alternatively,forexistingpipelines6to180in.indiameterandforsimilarsizedexistingnoncircularpipelinessuchasarchedorovalorrectangularshapes,thespiralwoundlinerpipeisinsertedasafixeddiameterintotheexistingpipeline,andtheannularspacebetweenthefixeddiameterspiralwoundlinerpipeandtheexistingpipeisgrouted.Thevaluesinparenthesesareprovidedforinformationpurposesonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Particularattentionisdrawntothosesafetyregulationsandrequirementsinvolvingenteringintoandworkinginconfinedspaces.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20;83_080_20
【页数】:
【正文语种】:英语