【英文标准名称】:Industrialvalves-Steelcheckvalves
【原文标准名称】:工业阀门.钢制检验阀
【标准号】:BSEN14341-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-08-31
【实施或试行日期】:2006-08-31
【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;铸造连接;铸钢;设计;名称与符号;尺寸;外壳;锻钢;功能;职能;工业配件;工业;作标记;材料;测量;顺序示度;总长;压力范围;航运;规范(验收);钢;储存;试验;阀门
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiestherequirementsforsteelcheckvalves,whichareforged,castorfabricatedinstraight,angleorobliquepattern(seeEN736-2)withendconnectionsflangedorwafer,buttwelding,socketwelding,orthreaded.Thisstandardisapplicabletosteelcheckvalvesmainlyusedforindustrialandgeneralpurposeapplications.However,theycanbeusedforotherapplicationsprovidedtherequirementsoftherelevantperformancestandardsaremet.Backflowpreventionanti-pollutioncheckvalvesareoutsidethescopeofthisstandard.Therangeofnominalsizescoveredis:?DN8;DN10;DN12;DN15;DN20;DN25;DN32;DN40;DN50;DN65;DN80;DN100;DN125;DN150;DN200;DN250;DN300;DN350;DN400;DN450;DN500;DN600;DN700;DN750;DN800;DN900;DN1000.DN750isusedforClassdesignatedvalvesonly.DN8andDN12arenotusedforPNdesignatedflangedendconnections.DN8,DN10andDN12arenotusedforClassdesignatedflangedendconnections.SocketweldingendvalvesandthreadedendvalvesarelimitedtotherangeDN8toDN65.Therangeofpressuredesignationscoveredis:a)forflangedend,wafertypeandbuttweldingendvalves:PN10;PN16;PN25;PN40;PN63;PN100;Class150;Class300;Class600.b)forsocketweldingendvalvesandthreadedendvalves:PN40;PN63;PN100;Class600;Class800.NOTEClass800isaClassdesignationwidelyusedforsocketweldingandthreadedendvalves.
【中国标准分类号】:J16
【国际标准分类号】:23_060_50
【页数】:18P;A4
【正文语种】:英语