【英文标准名称】:Graphicalsymbolsforuseonequipment-Part1:Overviewandapplication
【原文标准名称】:设备上用的图形符号.第1部分:综览和使用
【标准号】:IEC60417-1-2002
【标准状态】:作废
【国别】:国际
【发布日期】:2002-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC3C
【标准类型】:()
【标准水平】:()
【中文主题词】:控制;图形符号;电驱动装置;电气工程;作标记;电气器具;指示;使用;调查;仪器;符号
【英文主题词】:symbols;electricappliances;applications;marking;indications;surveys;electrically-operateddevices;instruments;electricalengineering;controls;graphicsymbols
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:01_080_20
【页数】:21P;A4@
【正文语种】:英语


【英文标准名称】:StandardSpecificationforPolypropylene(PP)CorrugatedWallStormwaterCollectionChambers
【原文标准名称】:聚丙烯(PP)波纹壁雨水收集容器用标准规范
【标准号】:ASTMF2418-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F17.65
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:ASC;拱形硬度常量;容器;波纹壁;阻止;排水;弹簧盒盖;exfiltration;首次冲刷;渗透;PP;聚丙烯;保持力;雨水;热塑性的;地下
【英文主题词】:ASC;archstiffnessconstant;chamber;corrugatedwall;detention;drainage;endcap;exfiltration;firstflush;infiltration;PP;polypropylene;retention;stormwater;sub-surface;thermoplastic;underground;Archstiffnessconstant(ASC);Corrugatedwall;Polypropylene(PP);Stormwater
【摘要】:1.1Thisspecificationcoversrequirements,testmethods,materials,andmarkingforpolypropylene(PP),openbottom,buriedchambersofcorrugatedwallconstructionusedforcollection,detention,andretentionofstormwaterrunoff.Applicationsincludecommercial,residential,agricultural,andhighwaydrainage,includinginstallationunderparkinglotsandroadways.1.2Chambersareproducedinarchshapeswithdimensionsbasedonchamberrise,chamberspan,andwallstiffness.Chambersaremanufacturedwithintegralfeetthatprovidebasesupport.Chambersmayincludeperforationstoenhancewaterflow.Chambersmustmeettestrequirementsforarchstiffness,flattening,andacceleratedweathering.1.3Analysisandexperiencehaveshownthatthesuccessfulperformanceofthisproductdependsuponthetypeanddepthofbeddingandbackfill,andcareininstallation.Thisspecificationincludesrequirementsforthemanufacturertoprovidechamberinstallationinstructionstothepurchaser.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddresswaterqualityissuesorhydraulicperformancerequirementsassociatedwithitsuse.Itistheresponsibilityoftheusertoensurethatappropriateengineeringanalysisisperformedtoevaluatethewaterqualityissuesandhydraulicperformancerequirementsforeachinstallation.1.6Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section6,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:83_140_01
【页数】:7P.;A4
【正文语种】: