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【英文标准名称】:Determinationofparticlesizedistributionbycentrifugalliquidsedimentationmethods-Part2:Photocentrifugemethod
【原文标准名称】:用离心液相沉积法测定粒度分布.第2部分:光照离心法
【标准号】:ISO13318-2-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-09-15
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC24
【标准类型】:()
【标准水平】:()
【中文主题词】:基础;离心力;定义;测定;指南;解释;数学计算;粒度;粒度测量;定量测量;划痕试验程序;沉淀;沉淀技术;尺寸分级;测试
【英文主题词】:
【摘要】:ThispartofISO13318coversmethodsfordeterminingtheparticlesizedistributionofparticulatematerialsbymeansofcentrifugalsedimentationinaliquid.Solidsconcentrationsaredeterminedbythetransmissionofalightbeam.Theresultingsignalenablesconverisontoaparticlesizedustribution.ThemethodofdeterminingtheparticlesizedistributiondescribedinthispartofISO13318isapplicabletopowdersthatcanbedispersedinliquids,powdersthatarepresentinslurryformandsomeemulsions.Typicalpaticlesizerangeforanalysisisfromabout0,1μmto5μm.Themethodisapplicalbetopowdersinwhichallparticleshavethesamedensityandcomparableshapesanddonotundergochemicalorphysicalchangeinthesuspensionliquid.Itisusuallynecessarythattheparticleshaveadensityhigherthanthatoftheliqud.
【中国标准分类号】:A42
【国际标准分类号】:19_120
【页数】:23P.;A4
【正文语种】:英语


【英文标准名称】:Fireclassificationofconstructionproductsandbuildingelements-Classificationusingdatafromfireresistancetests,excludingventilationservices
【原文标准名称】:施工产品和建筑部件的防火等级.根据防火试验的数据进行分类(不包括通风设备)
【标准号】:BSEN13501-2-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-12-17
【实施或试行日期】:2003-12-17
【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】:型式;试验;分类;性能试验;火焰影响时间;燃烧性能分类;火灾试验等级;建筑产品;建筑;定义;容许的;条件;试验结果;防火;建筑部件试验;防火耐火结构;分类系统;组件;火焰表面传播;耐火等级;燃烧试验;耐火性;耐火时间
【英文主题词】:Buildingcomponenttest;Burningbehaviourclasses;Classification;Classificationsystems;Components;Conditions;Construction;Constructionalproducts;Definition;Definitions;Fireprotection;Fireresistance;Fireresistanceclass;Firetests;Fire-resistanttime;Fire-testclassifications;Heating;Performancetests;Structuralfireprotection;Surfacespreadofflame;Testresults;Testing;Timeofflameinfluence;Types
【摘要】:ThisPartofthisEuropeanStandardspecifiestheprocedureforclassificationofconstructionproductsandbuildingelementsusingdatafromfireresistanceandsmokeleakagetestswhicharewithinthedirectfieldofapplicationoftherelevanttestmethod.ThispartofthisEuropeanStandardcurrentlycannotbeappliedtoclassifycurtainwallingforresistancetofire.Classificationonthebasisofextendedapplicationisoutsidethescopeofthisstandard.Forextendedapplication,however,thesameclassesareusedasspecifiedinthisstandard.Thisstandarddealswith:a)Loadbearingelementswithoutafireseparatingfunctionwallsfloorsroofsbeamscolumnsbalconieswalkwaysstairsb)Loadbearingelementswithafireseparatingfunction,withorwithoutglazing,servicesandfixtureswallsfloorsroofsraisedfloorsc)Productsandsystemsforprotectingelementsorpartsoftheworksceilingswithnoindependentfireresistancefireprotectivecoatings,claddingsandscreensd)Non-loadbearingelementsorpartsofworks,withorwithoutglazing,servicesandfixturespartitionsfacades(curtainwalls)andexternalwallsceilingswithindependentfireresistancefiredoorsandshuttersandtheirclosingdevicessmokecontroldoorsconveyorsystemsandtheirclosurespenetrationsealslinearjointsealsserviceductsandshaftschimneyse)Wallandceilingcoveringswithfireprotectionabilityf)LiftlandingdoorswhicharetestedtoprEN81-8areexcludedfromthisstandard.LiftlandingdoorswhicharetestedtoEN1634-1areclassifiedinaccordancewith7.5.5.Relevanttestmethodswhichhavebeenpreparedfortheseelementsarelistedinclause2.
【中国标准分类号】:P16
【国际标准分类号】:
【页数】:72P.;A4
【正文语种】:英语