【英文标准名称】:Devicestopreventpollutionbybackflowofpotablewater-HoseunionbackflowpreventerDN15toDN32inclusive-FamilyH,typeA
【原文标准名称】:防饮用水回流污染的装置.软管接头防回流装置DN15～DN32.A型H系列
【标准号】:BSEN14454-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:反虹吸系统;回流;止回阀;化学性质;连接尺寸;定义;设计;名称与符号;尺寸;排放旋塞;饮用水控制;饮用水设备;饮用水供给;流量率;流体设备元件;危害;软管接头;卫生学;作标记;材料性能;材料;安装尺寸;噪声;物理性能;管道装置;管;管道工程系统;饮用水的污染;饮用水;特性;水源保护;保护措施;质量;质量保证;回流控制;安全装置;安全阀;安全固定设备;安全措施;规范(验收);温度;测试;密封性;阀门;水;输水管道配件;水污染;水常规;水净化;水质;给水;给水(建筑物);给水设施
【英文主题词】:Anti-siphonagesystems;Backflow;Checkvalves;Chemicalproperties;Connectingdimensions;Definition;Definitions;Design;Designations;Dimensions;Draw-offtaps;Drinkingwatercontrol;Drinkingwaterinstallations;Drinkingwatersupply;Flowrates;Fluidequipmentcomponents;Hazards;Hoseconnectors;Hygiene;Marking;Materialproperties;Materials;Mountingdimensions;Noise;Physicalproperties;Pipelineinstallations;Pipes;Pipeworksystems;Pollutionofdrinkingwater;Potablewater;Properties;Protectionofwaterresources;Protectivemeasures;Quality;Qualityassurance;Reflux;Refluxcontrol;Safetydevices;Safetymeasures;Safetyvalves;Securingfixture;Securitymeasures;Specification(approval);Temperature;Testing;Tightness;Valves;Water;Waterfittings;Waterpollution;Waterpractice;Waterpurification;Waterquality;Watersupply;Watersupply(buildings);Watersupplyinstallations
【摘要】:Thisdocumentspecifies:a)fieldofapplication;b)requirementsforhoseunionbackflowpreventer;c)dimensionalandthephysico-chemicalpropertiesandthepropertiesofgeneralhydraulic,mechanicalandacousticdesignofhoseunionbackflowpreventersDN15toDN32;d)testmethodandrequirementsforverifyingtheseproperties;e)markingandpresentation;f)acoustics.ThisdocumentspecifiesthecharacteristicsofhoseunionbackflowpreventersDN15toDN32thataresuitableforuseindrinkingwatersystemsatpressuresupto1MPa(10bar)andtemperaturesupto65°Candfor1hat90°
【中国标准分类号】:Q81
【国际标准分类号】:13_060_20;23_060_01
【页数】:28P.;A4
【正文语种】:英语


Product Code:SAE AS3479
Title:Nut, Self-Locking, Plate, One Lug, Floating, Low Height, UNS S66286, Class: 125 ksi/800 掳F
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:Scope unavailable.