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ASTM C94/C94M-2011 预拌混凝土的标准规格

作者:标准资料网 时间:2024-05-21 22:36:15  浏览:9610   来源:标准资料网
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【英文标准名称】:StandardSpecificationforReady-MixedConcrete
【原文标准名称】:预拌混凝土的标准规格
【标准号】:ASTMC94/C94M-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:C09.40
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:准确度;混合水硬水泥;认证;标度;测试
【英文主题词】:accuracy;blendedhydrauliccement;certification;scales;testing
【摘要】:1.1Thisspecificationcoversready-mixedconcreteasdefinedin3.2.2.Requirementsforqualityofconcreteshallbeeitherashereinafterspecifiedorasspecifiedbythepurchaser.Inanycasewheretherequirementsofthepurchaserdifferfromtheseinthisspecification,thepurchaser''sspecificationshallgovern.Thisspecificationdoesnotcovertheplacement,consolidation,curing,orprotectionoftheconcreteafterdeliverytothepurchaser.1.2ThevaluesstatedineitherSIunits,showninbrackets,orinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Asusedthroughoutthisspecificationthemanufacturerproducesready-mixedconcrete.Thepurchaserbuysready-mixedconcrete.1.4Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.5Thisstandarddoesnotpurporttoaddressallthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(WarningFreshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongeduse.)
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:12P.;A4
【正文语种】:


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【英文标准名称】:Informationtechnology-Genericcablingsystems-Part5:datacenters.
【原文标准名称】:信息技术.通用布线系统.第5部分:数据中心.
【标准号】:NFC90-485-5-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-09-01
【实施或试行日期】:2010-09-18
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Braidshieldings;Buildings;Cabling;Circuitnetworks;Communicationcables;Communicationsystems(buildings);Connectionengineering;Connectiontechnology;Coppercable;Dataprocessing;Datatransmission;Definitions;Efficiency;Electricalinstallations;Electromagneticcompatibility;EMC;Informationinterchange;Informationtechnology;Installations;Locations;Officeequipment;Opticalwaveguides;Performance;Planning;Power-handlingcapacity;Properties;Shields;Specification(approval);Structure;Symmetrical;Systemmanagement;Telecommunications;Testing;Topology;Transmission
【摘要】:
【中国标准分类号】:
【国际标准分类号】:35_110
【页数】:39P;A4
【正文语种】:其他


【英文标准名称】:Ventilationforbuildings.Performancetestingofcomponents/productsforresidentialventilation.Exhaustandsupplyairterminaldevices
【原文标准名称】:建筑物通风.住宅通风用部件/产品的性能检验.排气和供气终端设备
【标准号】:BSEN13141-2-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-01-29
【实施或试行日期】:2004-01-29
【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】:规格试验;设计;空调;热环境系统;室内空气调节设备;通风;空调系统;适用性;公寓;进气孔;规范(验收);定义;组装件;空气控制装置;测量仪器;试验;空调设备;室内气候;元部件;测量技术;建筑物通风;空气变化;空气质量;建筑物;建筑物服务设施;排气孔;温度致适
【英文主题词】:Airconditioning;Airdistribution;Airhandlingunits;Airinletopenings;Airpassage;Airquality;Air-conditioningequipment;Air-conditioningsystems;Assemblies;Buildingventilation;Buildings;Components;Definitions;Design;Exhaustopenings;Fitnessforpurpose;Flats;Indoorclimate;Measuringinstruments;Measuringtechniques;Mechanicalengineering;Noisegeneration;Ratingtests;Roomairconditioningequipment;Serviceinstallationsinbuildings;Soundinsulation;Specification(approval);Testing;Thermalcomfort;Thermalenvironmentsystems;Ventilation;Volumeflowrate
【摘要】:ThisEuropeanStandardspecifieslaboratorymethodsfortestingexhaustandsupplyairterminaldevicesoperatingunderpressuredifferences.Itappliestodevicesusedinmechanicalandnaturalpoweredresidentialventilationsystems,ofthefollowingtypes:—devicewithamanuallyadjustableopeningor;—devicewithafixedopeningor;—pressuredifferencecontrolleddevice.Itdescribestestsintendedtocharacterize:—flowrate/pressure;—airdiffusioncharacteristics(forsupplyairterminaldevices);—noiseproductionforcomponentsofsystems;—insertionlossofcomponentofsystems;—soundinsulation.
【中国标准分类号】:P48
【国际标准分类号】:91_140_30
【页数】:24P.;A4
【正文语种】:英语



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