NF P84-118-2000 防水挠性薄板.屋面防水用沥青、塑料和橡胶薄板.水密性测定
时间:2024-05-20 20:10:56 来源: 标准资料网 作者：标准资料网 阅读：8857
【英文标准名称】:Flexiblesheetsforwaterproofing-Bitumen,plasticandrubbersheetsforroofwaterproofing-Determinationofwatertightness.
【原文标准名称】:防水挠性薄板.屋面防水用沥青、塑料和橡胶薄板.水密性测定
【标准号】:NFP84-118-2000
【标准状态】:现行
【国别】:法国
【发布日期】:2000-07-01
【实施或试行日期】:2000-07-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:沥青片;防潮层;沥青;水密材料;建筑;箔;水密;塑料薄膜;密封;防水板;漏泄试验;柔性材料;耐水性;塑料;施工材料;;;试验;防水材料;屋顶防水层板;弹性体;测定;地面水的保护;热塑性聚合物;定义;铁路
【英文主题词】:
【摘要】:
【中国标准分类号】:Q17
【国际标准分类号】:91_100_50
【页数】:13P;A4
【正文语种】:其他
Product Code:SAE AMS3100
Title:Adhesion Promoter for Polysulfide Sealing Compounds
Issuing Committee:Ams G9 Aerospace Sealing Committee
Scope:This specification and its supplementary detail specification cover adhesion promoters in a liquid form.【英文标准名称】:StandardPracticeforthePredictionofContaminantAdsorptionOnGACInAqueousSystemsUsingRapidSmall-ScaleColumnTests
【原文标准名称】:用快速小刻度柱测试法预测水系中粒状活性炭污染物吸附的标准方法
【标准号】:ASTMD6586-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D28.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:barriersystems;detentionandcorrectionalfacilities
【摘要】:Granularactivatedcarbon(GAC)iscommonlyusedtoremovecontaminantsfromwater.Howeverifnotusedproperly,GACcannotonlybeexpensivebutcanattimesbeineffective.Thedevelopmentofengineeringdataforthedesignoffull-scaleadsorbersoftenrequirestime-consumingandexpensivepilotplantstudies.Thisrapidstandardpracticehasbeendevelopedtopredictadsorptioninlarge-scaleadsorbersbaseduponresultsfromsmallcolumntesting.Incontrasttopilotplantstudies,thesmall-scalecolumntestpresentedinthispracticedoesnotallowforarunningevaluationoffactorsthatmayaffectGACperformanceovertime.Suchfactorsmayinclude,forexample,anincreasedremovaloftargetcompoundsbybacterialcolonizingGACorlongtermfoulingofGACcausedbyinorganiccompoundsorbackgroundorganicmatter.Nevertheless,thispracticeoffersmorerelevantoperationaldatathanisothermtestingwithouttheprincipaldrawbacksofpilotplantstudies,namelytimeandexpense;andunlikepilotplantstudies,smallscalestudiescanbeperformedinalaboratoryusingwatersampledfromaremotelocation.Thispracticeknownastherapidsmall-scalecolumntest(RSSCT)usesemptybedcontacttime(EBCT)andhydraulicloadingtodescribetheadsorptionprocess.MeancarbonparticlediameterisusedtoscaleRSSCTresultstopredicttheperformanceofafull-scaleadsorber.Thispracticecanbeusedtocomparetheeffectivenessofdifferentactivatedcarbonsfortheremovalofcontaminantsfromacommonwaterstream.1.1Thispracticecoversatestmethodfortheevaluationofgranularactivatedcarbon(GAC)fortheadsorptionofsolublepollutantsfromwater.Thispracticecanbeusedtoestimatetheoperatingcapacitiesofvirginandreactivatedgranularactivatedcarbons.Theresultsobtainedfromthesmall-scalecolumntestingcanbeusedtopredicttheadsorptionoftargetcompoundsonGACinalargecolumnorfullscaleadsorberapplication.1.2Thispracticecanbeappliedtoalltypesofwaterincludingsyntheticallycontaminatedwater(preparedbyspikinghighpuritywaterwithselectedcontaminants),potablewaters,industrialwastewaters,sanitarywastesandeffluentwaters.1.3Thispracticeisusefulforthedeterminationofbreakthroughcurvesforspecificcontaminantsinwater,thedeterminationofthelengthsoftheadsorbatesmasstransferzones(MTZ)andthepredictionofGACusageratesforlargerscaleadsorbers.1.4Thefollowingsafetycaveatappliestotheproceduresection,Section10,ofthispractice:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G13
【国际标准分类号】:91_090
【页数】:6P.;A4
【正文语种】:英语