ASTM A 135-1997 电阻焊钢管的标准规范

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【英文标准名称】:Fineceramics(advancedceramics,advancedtechnicalceramics)-DeterminationofspecificsurfaceareaofceramicpowdersbygasadsorptionusingtheBETmethod(ISO18757:2003);EnglishversionofDINENISO18757:2006
【原文标准名称】:精密陶瓷(高级陶瓷、高级工业陶瓷).BET法利用气体吸附来测定陶瓷粉末的比表面积
【标准号】:DINENISO18757-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-01
【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】:高级工业陶瓷;BET法;陶瓷;陶瓷粉末;定义;测定;尺寸;气体吸附;材料;材料试验;测量;机械试验;氮;粒状材料;粉末;试样制备;表面;试验方法;试验
【英文主题词】:Advancedtechnicalceramics;BETmethod;Ceramic;Ceramicpowders;Ceramics;Definition;Definitions;Determination;Dimensions;Gasadsorption;Materials;Materialstesting;Measurement;Mechanicaltesting;Nitrogen;Particulatematerials;Powder;Specimenpreparation;Surfaces;Testmethod;Testing
【摘要】:ThisInternationalStandardprovidesguidelinesforthedeterminationofthetotalspecificexternalandinternalsurfaceareaofdisperseorporous(porediameter~2nm)fineceramicmaterialsbymeasuringtheamountofphysicallyadsorbedgasaccordingtothemethodofBrunauer,EmmetandTeller(BETmethod)[1].GeneralguidelinesofthemethodaredescribedinISO9277.ThisInternationalStandardonlyfocusesonspecificdetailsrelevanttofineceramicmaterials.ItshouldfurtherbenotedthattheBETmethodcannotbeappliedtotypeIisotherms(microporousmaterialsorchemisorptionbehaviour)orwhenthesolidabsorbsthemeasuringgas.NOTEForfurtherdetailsonthosesubjectspleaseseeIUPACreferences[2],[3]orthetextbookbyGreggandSing[4].
【中国标准分类号】:Q32
【国际标准分类号】:81_060_30
【页数】:15P.;A4
【正文语种】:英语


【英文标准名称】:Ventilationforbuildings-Performancetestingofcomponents/productsforresidentialventilation-Part7:Performancetestingofmechanicalsupplyandexhaustventilationunits(includingheatrecovery)formechanicalventilationsystemsintendedforsi
【原文标准名称】:建筑物的通风.住宅通风用组件/产品的性能试验.第7部分:独户住宅机械通风系统用机械供气和排气通风装置(包括热回收)的性能检验
【标准号】:DINEN13141-7-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-09
【实施或试行日期】:2004-09-01
【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】:空调;热环境系统;测量技术;标准化组件;规格试验;空调系统;规范(验收);试验;独户住宅;建筑物;公寓;组装件;建筑物服务设施;住房建筑;热回收设备;温度致适;空气质量;余热利用;适用性;建筑物通风;通风;测量仪器;空气过滤器;热交换器;空调装置;供给的空气;废气处理装置;通风机;组件;空气调节装置;定义;室内气候环境;室内空调;设计
【英文主题词】:Airconditioning;Airconditioninginstallations;Airfilters;Airhandlingunits;Airquality;Air-conditioningequipment;Air-conditioningsystems;Assemblies;Buildingventilation;Buildings;Components;Definition;Definitions;Design;Fitnessforpurpose;Flats;Heatexchangers;Heatrecoveryequipment;Housing;Indoorclimate;Measuringinstruments;Measuringtechniques;Modularunits;Ratingtests;Roomairconditioningequipment;Serviceinstallationsinbuildings;Single-familydwellings;Specification(approval);Supplyair;Testing;Thermalcomfort;Thermalenvironmentsystems;Ventilation;Ventilators;Wasteairinstallation;Wasteheatrecovery
【摘要】:ThispartofDINEN13141specifiesthelaboratorytestmethodsandtestrequirementsfortestingofAerodynamic,ThermalandAcousticperformances,andElectricalPowerofamechanicalSupplyandExhaustventilationunitusedinasingledwelling.Ingeneralsuchaunitcontains:-supplyandexhaustairfans,-airfilters,-airtoairheatexchangerwith/withoutairtoairheatpumpforexhaustairheatrecovery,-controlsystem.Suchequipementcanbeprovidedinmorethanoneassembly,theseparateassembliesofwhicharedesignedtobeusedtogether.
【中国标准分类号】:P48
【国际标准分类号】:91_140_30
【页数】:23P.;A4
【正文语种】:德语