【英文标准名称】:PlasticspipingsystemsforwatersupplyDUnplasticizedpoly(vinylchloride)(PVC-U)DPart4:Valvesandancillaryequipment
【原文标准名称】:供水塑料管道系统.非增塑的聚氯乙烯(PVC-U).第4部分:阀门和附属设备
【标准号】:BSEN1452-4-1999
【标准状态】:作废
【国别】:英国
【发布日期】:2000-05-15
【实施或试行日期】:2000-05-15
【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】:附件;化学性质;定义(术语);作标记;材料;机械性能;物理性能;管道;管;管系统;塑料管道;塑料管;塑料;特性;聚乙烯管;未增塑聚氯乙烯(PVC-U);规范(验收);放水阀;未增塑聚氯乙烯;阀门;管道阀门和配件;水管;水常规(实验);给水
【英文主题词】:Accessories;Chemicalproperties;Definitions;Marking;Materials;Mechanicalproperties;Physicalproperties;Pipelines;Pipes;Pipingsystem;Plasticpipelines;Plasticpipes;Plastics;Properties;PVC-pipes;PVC-U;Specification(approval);Tappingvalves;Unplasticizedpolyvinylchloride;Valves;Valvesandfittingsforpipelines;Waterpipes;Waterpractice;Watersupply
【摘要】:ThispartofEN1452specifiesthecharacteristicsofvalvesandancillaryequipmentmadefromunplasticizedpoly(vinylchloride)(PVC-U)forpipingsystemsinthefieldofwatersupply.Italsospecifiesthetestparametersforthetestmethodsreferredtointhisstandard.InconjunctionwithParts1,2,3and5ofEN1452andENV1452-7itisapplicabletoPVC-UvalvesandancillaryequipmentwithcomponentsofPVC-U,otherplasticsandnon-plasticsmaterialsintendedtobeusedforthefollowing:a)watermainsandservicesburiedinground;b)conveyanceofwaterabovegroundforbothoutsideandinsidebuildings;forthesupplyofwaterunderpressureatapproximately20℃(coldwater)intendedforhumanconsumptionandforgeneralpurposes.Thisstandardisalsoapplicabletovalvesandancillariesfortheconveyanceofwateruptoandincluding45℃.Fortemperaturesbetween25℃and45℃figureA.1ofEN1452-2:1999applies.Thisstandardisapplicabletotappingsaddlesandvalvesofthefollowingtypes:-valvesforsolventcementing;-valvesforelastomericringsealjoints;-valvesforflangedjoints.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_01;23_060_01;91_140_60
【页数】:32P.;A4
【正文语种】:英语