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【英文标准名称】:Valvesforwatersupply-Fitnessforpurposerequirementsandappropriateverificationtests-Controlvalves
【原文标准名称】:供水阀门.与用途要求的适用性和合适的验证试验.控制阀门
【标准号】:BSEN1074-5-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-03-15
【实施或试行日期】:2001-03-15
【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】:水阀;耐久性;流量率;压力调节器;耐腐蚀性;给水(建筑物);认可试验;适用性;流量调节阀;验证;漏泄试验;机械试验;给水;阀门
【英文主题词】:Airvalves;Controlvalvesandfittings;Definition;Definitions;Durability;Fitnessforpurpose;Industrialfittings;Pressure;Purgers;Specification(approval);Strengthofmaterials;Testing;Tightness;Valves;Water;Watercarriage;Waterdistribution;Waterfittings;Watersupply
【摘要】:ThisEuropeanStandarddefinestheminimumfitnessforpurposerequirementsforautomaticcontrolvalvesprovidingaregulationfunctiontobeusedin,orconnectedto,watersupplypipesystems,aboveorbelowground(seeEN805),carryingwaterintendedforhumanconsumption.Thisstandardspecifiesthedesignrequirements,theperformancerequirementsandtheconformityassessmentmethodforcontrolvalves,whatevertheirtypeandmaterials.Thisstandardappliesinprioritytoanyotherproductorteststandard:therequirementsfromotherstandardsapplyonlywhenthisstandardreferstothem.ThispartofEN1074dealswiththerequirementsapplicabletocontrolvalvesuptoDN2000andPFA6bartoPFA25bar.ThispartofEN1074doesnotdealwiththespecificperformancesofthecontrollingsystemaccessories,whethertheybeintegratedornot,norwiththeothercomponentsofsuchcontrolsystemse.g.pressuresensors,flowmeters,leveldetectors,regulatingdevices,poweredactuators,etc.Controlvalvesmanufacturedinaccordancewiththisstandardarenotintendedforburiedservice.
【中国标准分类号】:J16
【国际标准分类号】:23_060_40
【页数】:18P.;A4
【正文语种】:英语


【英文标准名称】:Aggregatesforconcrete;GermanversionEN12620:2002+A1:2008
【原文标准名称】:混凝土集料
【标准号】:DINEN12620-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:集料;混凝土用集料;表观颗粒密度;CE标记;化学性质;组分;混凝土;合格;建筑;施工材料;定义;灌充器械;几何特性;颗粒级配;颗粒结构;检验;作标记;矿质集料;物理性能;性能;质量保证;道路建筑;道路;规范(验收);表层;测试
【英文主题词】:Aggregates;Aggregatesforconcrete;Apparentparticledensity;CEmarking;Chemicalproperties;Composition;Concretes;Conformity;Construction;Constructionmaterials;Definition;Definitions;Fillinginstruments;Geometricalproperties;Graincomposition;Grainstructures;Inspection;Marking;Mineralaggregates;Physicalproperties;Properties;Qualityassurance;Roadconstruction;Roads;Specification(approval);Surfacelayers;Testing
【摘要】:ThisEuropeanStandardspecifiesthepropertiesofaggregatesandfilleraggregatesobtainedbyprocessingnatural,manufacturedorrecycledmaterialsandmixturesoftheseaggregatesforuseinconcrete.Itcoversaggregateshavinganovendriedparticledensitygreaterthan2,00Mg/m3(2000kg/ms)forallconcrete,includingconcreteinconformitywithEN206-1andconcreteusedinroadsandotherpavementsandforuseinprecastconcreteproducts.IDItalsocoversrecycledaggregatewithdensitiesbetween1,50Mg/m3(1500kg/m3)and2,00Mg/m3(2000kg/m3)withappropriatecaveatsandrecycledfineaggregate(4mm)withappropriatecaveats.ItalsospecifiesthataqualitycontrolsystemisinplaceforuseinfactoryproductioncontrolanditprovidesfortheevaluationofconformityoftheproductstothisEuropeanStandard.Thisstandarddoesnotcoverfilleraggregatestobeusedasaconstituentincementorasotherthaninertfilleraggregatesforconcrete.NOTE1AggregatesusedinconstructionshouldcomplywithalltherequirementsofthisEuropeanStandard.AswellasfamiliarandtraditionalnaturalandmanufacturedaggregatesMandateM/125"Aggregates"includedrecycledaggregatesandsomematerialsfromneworunfamiliarsources.Recycledaggregatesareincludedinthestandardsandnewtestmethodsforthemareatanadvancedstageofpreparation.Forunfamiliarmaterialsfromsecondarysources,however,theworkonstandardisationhasonlystartedrecentlyandmoretimeisneededtodefineclearlytheoriginsandcharacteristicsofthesematerials.Inthemeantimesuchunfamiliarmaterialswhenplacedonthemarketasaggregatesmustcomplyfullywiththisstandardandnationalregulationsfordangeroussubstances(seeAnnexZAofthestandard)dependingupontheirintendeduse.Additionalcharacteristicsandrequirementsmaybespecifiedonacasebycasebasisdependinguponexperienceofuseoftheproduct,anddefinedinspecificcontractualdocuments.NOTE2PropertiesforlightweightaggregatesarespecifiedinEN13055-1:2002.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:61P.;A4
【正文语种】:德语