【英文标准名称】:Plasticspipingsystemsforwatersupplyandforburiedandabove-grounddrainageandsewerageunderpressure-Unplasticizedpoly(vinylchloride)(PVCU)-Fittings
【原文标准名称】:供水和埋地、地上无压排水及污水管道用塑料管道系统.未增塑聚乙烯(氯乙烯)(PVC-U).配件
【标准号】:BSENISO1452-3-2009
【标准状态】:作废
【国别】:英国
【发布日期】:2010-01-31
【实施或试行日期】:2010-01-31
【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】:胶粘剂;化学性质;连接件;定义;排放物;排水;配件;几何特性;处理;材料;机械性能;物理性能;管道配件;管道;管;管系统;塑料管道;塑料管;塑料;聚氯乙烯;压力;压力管;性能;聚乙烯管;PVC-U;密封环;污水;污水管道;污水管;下水道;规范(验收);地下;不增塑的;未增塑聚氯乙烯;水;水管;水常规;给水
【英文主题词】:Adhesives;Chemicalproperties;Connections;Definitions;Discharges;Drainage;Fittings;Geometricalproperties;Marking;Materials;Mechanicalproperties;Physicalproperties;Pipefittings;Pipelines;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Polyvinylchloride;Pressure;Pressurepipes;Properties;PVC-pipes;PVC-U;Sealingrings;Sewage;Sewagepipelines;Sewerpipes;Sewers;Specification(approval);Underground;Unplasticized;Unplasticizedpolyvinylchloride;Water;Waterpipes;Waterpractice;Watersupply
【摘要】:ThispartofISO1452specifiesthecharacteristicsoffittingsmadefromunplasticizedpoly(vinylchloride)(PVC-U)forpipingsystemsintendedforwatersupplyandforburiedandabove-grounddrainageandsewerageunderpressure.ItalsospecifiesthetestparametersforthetestmethodsreferredtointhispartofISO1452.InconjunctionwithISO1452-1,ISO1452-2andISO1452-5,itisapplicabletoPVC-UfittingsandtojointswithcomponentsofPVC-U,otherplasticsandnon-plasticsmaterialsintendedtobeusedforthefollowing:a)watermainsandservicesburiedintheground;b)conveyanceofwaterabovegroundforbothoutsideandinsidebuildings;c)buriedandabove-grounddrainageandsewerageunderpressure.Itisapplicabletofittingsinpipingsystemsintendedforthesupplyofwaterunderpressureuptoandincluding25°C(coldwater),intendedforhumanconsumptionandforgeneralpurposesaswellasforwastewaterunderpressure.ThispartofISO1452isalsoapplicabletocomponentsfortheconveyanceofwaterandwastewateruptoandincluding45°C.Fortemperaturesbetween25°Cand45°C,FigureA.1ofISO1452-2:2009applies.NOTE1Theproducerandtheend-usercancometoagreementonthepossibilitiesofusefortemperaturesabove45°Conacase-by-casebasis.Dependingonthejointingmethod,thispartofISO1452isapplicabletothefollowingtypesoffittings:-fittingsforsolventcementing;-elastomericringsealfittings.PVC-Ufittingscanbemanufacturedbyinjection-mouldingand/orbefabricatedfrompipe.ThispartofISO1452isalsoapplicabletoPVC-Uflangeadaptersandtothecorrespondingflangesmadefromvariousmaterials.ThispartofISO1452coversarangeoffittingsizesandpressureclassesandgivesrequirementsconcerningcolours.NOTE2Itistheresponsibilityofthepurchaserorspecifiertomaketheappropriateselectionsfromtheseaspects,takingintoaccounttheirparticularrequirementsandanyrelevantnationalregulationsandinstallationpracticesorcodes.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_20;23_040_45;91_140_60;93_030
【页数】:46P.;A4
【正文语种】:英语


【英文标准名称】:Telecontrolequipmentandsystems-Part5-101:Transmissionprotocols-Companionstandardforbasictelecontroltasks;Amendment1
【原文标准名称】:遥控设备和系统.第5-101部分:传输协议.基本遥控目标的并行标准.修改件1
【标准号】:IEC60870-5-101AMD1-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC57
【标准类型】:()
【标准水平】:()
【中文主题词】:遥控技术;传输协议;电气工程;数据传送;信号传输;遥控系统
【英文主题词】:
【摘要】:
【中国标准分类号】:M54
【国际标准分类号】:33_200
【页数】:41P;A4
【正文语种】:英语