BS 8414-2-2005 外部镶面系统的防火性能.结构钢架支撑并适用的非承重外部镶面系统的试验方法
时间:2024-05-09 09:07:01 来源: 标准资料网 作者：标准资料网 阅读：9091
【英文标准名称】:Fireperformanceofexternalcladdingsystems-Testmethodfornon-loadbearingexternalcladdingsystemsfixedtoandsupportedbyastructuralsteelframe
【原文标准名称】:外部镶面系统的防火性能.结构钢架支撑并适用的非承重外部镶面系统的试验方法
【标准号】:BS8414-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-10-06
【实施或试行日期】:2005-10-06
【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】:外部;建筑物防火;镶面(建筑物);构架结构;建筑系统构件;施工材料;性能;钢;燃烧试验;耐火性
【英文主题词】:Cladding(buildings);Constructionmaterials;Constructionsystemsparts;External;Fireresistance;Firesafetyinbuildings;Firetests;Framedstructures;Performance;Steels
【摘要】:ThisBritishStandardprovidesatestmethodforassessingthebehaviourofnon-loadbearingexternalcladdingsystems,suchascurtainwalling,glazedelements,infillpanelsandinsulatedcompositepanels,fixedtoandsupportedbyastructuralsteelframewhenexposedtoafully-developed(post-flashover)fireinaroom,ventingthroughanopeningsuchasawindowaperturethatexposesthecladdingtotheeffectsofexternalflames,orfromanexternalfiresource.Thismethodoftestdoesnotapplytonon-loadbearingexternalrainscreenovercladdingsystemsorexternalwallinsulationsystemsappliedtothefaceofabuilding,thefiretestingofwhicharecoveredinBS8414-1.Thistestdoesnotcoverexposuretoradiantheatfromafireinanadjacentbuilding.
【中国标准分类号】:P16
【国际标准分类号】:13_220_50
【页数】:22P.;A4
【正文语种】:英语
【英文标准名称】:Foodstuffs-Determinationofacesulfame-K,aspartameandsaccharin-Highperformanceliquidchromatographicmethod;GermanversionEN12856:1999
【原文标准名称】:食品.醋氨基磺酸盐K(acesulfame-K)、糖精(aspartame)和邻磺酰苯甲酰亚胺(saccharin)测定.高效液相色谱分析法
【标准号】:DINEN12856-1999
【标准状态】:现行
【国别】:德国
【发布日期】:1999-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;液相色谱法;含量;糖精;化学分析和试验;甜味剂;定量分析;食品;食品检验;含量测定;色谱法;试验设备;高效液相色谱分析法;食品添加剂;分析;解释;方法
【英文主题词】:
【摘要】:ThedocumentspecifiesaHPLC-methodforthesimultaneousdeterminationofaspartame,acesulfame-Kandsaccarineinfoodstuffs.#,,#
【中国标准分类号】:X66
【国际标准分类号】:67_050
【页数】:16P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforDeterminationofpHeofEthanol,DenaturedFuelEthanol,andFuelEthanol(Ed75-Ed85)
【原文标准名称】:乙醇、改性燃料乙醇和燃料乙醇Ed75-ed85的Phe测定的标准试验方法
【标准号】:ASTMD6423-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D02.A0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:acidstrength;automotivesparkignitionenginefuel;corrosionpotential;denaturedfuelethanol;ethanol;fuelethanol;pHe;Denaturedfuelethanol;Ethanol;Fuelethanol(Ed75-Ed85);pH
【摘要】:Theacidstrength,asmeasuredbypHe,isagoodpredictorofthecorrosionpotentialofethanolfuels.Itispreferabletototalaciditybecausetotalaciditydoesnotmeasureacidstrength;overestimatesthecontributionofweakacids,suchascarbonicacid;andmayunderestimatethecorrosionpotentialoflowconcentrationsofstrongacids,suchassulfuricacid.1.1Thistestmethodcoversaproceduretodetermineameasureoftheacidstrengthofhighethanolcontentfuels.Theseincludeethanol,denaturedfuelethanol,andfuelethanol(Ed75-Ed85).Thetestmethodisapplicabletofuelscontainingnominally70volume%ethanol,orhigher,asdescribedinSpecificationsD4806andD5798.1.2AcidstrengthasmeasuredinthistestmethodisdefinedaspHe.ApHevalueforalcoholsolutionsisnotcomparabletopHvaluesofwatersolutions.Forexample,a1.5x00D7;10-5M(18ppm)solutionofH2SO4givesapHofabout5.5inwatersolution,but,dependingonbufferingstrength,apHeaslowas1to2inunadditizedalcoholfuel.1.3ThevalueofpHemeasuredwilldependsomewhatonthefuelblend,thestirringrate,andthetimetheelectrodeisinthefuel.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:27_060_10
【页数】:3P.;A4
【正文语种】:英语