基本信息
| 标准名称： | 出口富铕 富钇 钐铕钆氧化物测定方法 重量法测定水分 |
| 英文名称： | Method for determination of moisture content for export Europium-Rich Yttrium-Rich Sm-Eu-Gd oxides—Gravimetric method |
| 中标分类： |
矿业 >>
有色金属矿 >>
轻金属矿 |
| 替代情况： | 被SN/T 0065.1-2011代替 |
| 发布部门： | 中华人民共和国国家进出口商品检验局 |
| 发布日期： | 1993-12-24 |
| 实施日期： | 1993-05-01 |
| 首发日期： | |
| 作废日期： | 2011-07-01 |
| 主管部门： | 中华人民共和国国家进出口商品检验局 |
| 提出单位： | 中华人民共和国国家进出口商品检验局 |
| 归口单位： | 中华人民共和国国家进出口商品检验局 |
| 起草单位： | 中华人民共和国广东进出口商品检验局 |
| 起草人： | 李锦兴 |
| 出版日期： | 1993-05-01 |
| 页数： | 4页 |
适用范围
本标准规定了富馆、富忆和衫铺礼氧化物中水分含量的测定。测定范围:0.10%-v2.00%,
前言
没有内容
目录
没有内容
引用标准
GB 447 1 化工产品试验方法精密度室间试验重复性与再现性的确定
GB 6379 测试方法的精密度通过实验室间试验确定标准测试方法的重复性和再现性
所属分类： 矿业 有色金属矿 轻金属矿
【英文标准名称】:StandardPracticeforFull-ScaleOxygenConsumptionCalorimetryFireTests
【原文标准名称】:完全氧燃烧热量测量火灾试验的标准实施规程
【标准号】:ASTME2067-2008
【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】:E05.21
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:calorimetry;fire;full-scaletest;heatrelease;oxygenconsumption;smoke;Calibration--laboratoryanalysisinstrumentation;Firetesting--buildingmaterials;Full-scaletesting;Heatrelease;Oxygenconsumptioncalorimetry;Smokeanalysis;Smokeobscur
【摘要】:Theoxygenconsumptionprinciple,usedforthemeasurementsdescribedhere,isbasedontheobservationthat,generally,thenetheatofcombustionisdirectlyrelatedtotheamountofoxygenrequiredforcombustion(1).Approximately13.1MJofheatarereleasedper1-kgofoxygenconsumed.Testspecimensinthetestareburnedinambientairconditions,whilebeingsubjectedtoaprescribedexternalheatingsource.Thistechniqueisnotappropriateforuseonitsownwhenthecombustiblefuelisanoxidizeroranexplosiveagent,whichreleaseoxygen.Furtheranalysisisrequiredinsuchcases(seeAppendixX2).Theheatreleaseisdeterminedbythemeasurementoftheoxygenconsumption,asdeterminedbytheoxygenconcentrationandtheflowrateinthecombustionproductstream,inafullscaleenvironment.Theprimarymeasurementsareoxygenconcentrationandexhaustgasflowrate.Additionalmeasurementsincludethespecimenignitability,thesmokeobscurationgenerated,thespecimenmasslossrate,theeffectiveheatofcombustionandtheyieldsofcombustionproductsfromthetestspecimen.Theoxygenconsumptiontechniqueisusedindifferenttypesoftestmethods.Intermediatescale(TestMethodE1623,UL1975)andfullscale(TestMethodD5424,TestMethodD5537,TestMethodE1537,TestMethodE1590,TestMethodE1822,ISO9705,NFPA265,NFPA266,NFPA267,NFPA286,UL1685)testmethods,aswellasunstandardizedroomscaleexperimentsfollowingGuideE603,usingthistechniqueinvolvealargeinstrumentedexhausthood,whereoxygenconcentrationismeasured,eitherstandingaloneorpositionedoutsideadoorway.Alargetestspecimenisplacedeitherunderthehoodorinsidetheroom.Thispracticeisintendedtoaddressissuesassociatedwithequipmentrequiringalargeinstrumentedhoodandnotstand-alonetestapparatuseswithsmalltestspecimens.Smallscaletestmethodsusingthistechnique,suchasTestMethodsD6113,E1354,E1474andE1740,aswellasISO5660internationally,arebasedonastand-aloneapparatus,whereinasmallspecimenistestedwithintheequipment.Anothersmallscaleheatreleasetestmethod,TestMethodE906,doesnotusetheoxygenconsumptiontechnique.Throughoutthispractice,testequipmentisreferencedtoprovidehelpfulguidancetotestfacilities.Substitutionofequivalent,orbetter,testmeasuringdevicesispermissible.1.1Thispracticedealswithmethodstoconstruct,calibrate,andusefullscaleoxygenconsumptioncalorimeterstohelpminimizetestingresultdiscrepanciesbetweenlaboratories.1.2ThemethodologydescribedhereinisusedinanumberofASTMtestmethods,inavarietyofunstandardizedtestmethods,andforresearchpurposes.Thispracticewillfacilitatecoordinationofgenericrequirements,whicharenotspecifictotheitemundertest.1.3Theprincipalfire-test-responsecharacteristicsobtainedfromthetestmethodsusingthistechniquearethoseassociatedwithheatreleasefromthespecimenstested,asafunctionoftime.Otherfire-test-responsecharacteristicsalsoaredetermined.1.4Thispracticeisintendedtoapplytotheconductionofdifferenttypesoftests,includingbothsomeinwhichtheobjectiveistoassessthecomparativefireperformanceofproductsreleasinglowamountsofheatorsmokeandsomeinwhichtheobjectiveistoassesswhetherflashoverwilloccur.1.5Thispracticedoesnotprovidepass/failcriteriathatcanbeusedasaregulatorytool,nordoesitdescribea......
【中国标准分类号】:C80
【国际标准分类号】:17_200_20
【页数】:24P.;A4
【正文语种】:英语