基本信息
标准名称: | 炭素材料钒的比色测定 |
英文名称: | Carbonaceous materials -- Determination of vanadium content -- Colorimetric method |
中标分类: |
建材 >>
炭素材料 >>
炭素材料综合 |
ICS分类: |
纺织和皮革技术 >>
复合增强材料
|
替代情况: | 替代YB 917-78 |
发布部门: | 中华人民共和国冶金工业部 |
发布日期: | 1997-02-19 |
实施日期: | 1997-07-01 |
首发日期: | |
作废日期: | |
提出单位: | 冶金工业部信息标准研究院 |
归口单位: | 冶金工业部信息标准研究院 |
起草单位: | 吉林炭素厂 |
起草人: | 高娟 |
出版社: | 冶金工业出版社 |
出版日期: | 1997-07-01 |
页数: | 3页 |
适用范围
本标准规定了炭素材料钒的比色测定的仪器设备、分析步骤及试验结果计算。
本标准适用于石墨阳极等炭素材料钒含量的测定。测定范围:0.2 pp~12ppm.
前言
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引用标准
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所属分类: 建材 炭素材料 炭素材料综合 纺织和皮革技术 复合增强材料
【英文标准名称】:StandardTestMethodforMeasuringtheComparativeBurningCharacteristicsofSolidPlasticsinaVerticalPosition
【原文标准名称】:测量在垂直状态下固体塑料的对比灭火特性的标准试验方法
【标准号】:ASTMD3801-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:比较试验;熄灭;防火安全;测量;塑料;特性;固体;试验
【英文主题词】:burningcharacteristics;flammability;plastics;small-scaleburningtests;solid;verticalburningtests
【摘要】:Thetestsresultsrepresentafterflameandafterglowtimeinsecondsforamaterialofspecifiedshape,undertheconditionsofthistestmethod.Theeffectofmaterialthickness,coloradditives,andpossiblelossofvolatilecomponentsismeasurable.Theresults,whentabulated,arepotentiallyusefulasareferenceforcomparingtherelativeperformanceofmaterialsandasanaidinmaterialselection.Inthisprocedure,thespecimensaresubjectedtooneormorespecificsetsoflaboratorytestconditions.Differenttestconditionswilllikelyresultinchangesinthefire-test-responsecharacteristicsmeasured.Therefore,theresultsarevalidonlyforthefire-test-exposureconditionsdescribedinthistestmethod.1.1Thisfire-test-responsestandardcoversasmall-scalelaboratoryprocedurefordeterminingcomparativeburningcharacteristicsofsolid-plasticmaterial,usinga20-mm(50W)premixedflameappliedtothebaseofspecimensheldinaverticalposition.Note1Thistestmethodandthe20mm(50W)VerticalBurningTest(V-0,V-1,orV-2)ofANSI/UL94areequivalent.Note2ThistestmethodandTestMethodBofIEC60695-11-10areequivalent.IEC60695-11-10hasreplacedISO1210.Note3Foradditionalinformationonmaterialsthatburnuptotheholdingclampbythistestmethod,seeTestMethodD635.Fortestmethodsofflexibleplasticsintheformofthinsheetsandfilm,seeTestMethodD4804.Foradditionalinformationoncomparativeburningcharacteristicsandresistancetoburn-through,seeTestMethodD5048.1.2Thistestmethodwasdevelopedforpolymericmaterialsusedforpartsindevicesandappliances.Theresultsareintendedtoserveasapreliminaryindicationoftheiracceptabilitywithrespecttoflammabilityforaparticularapplication.Thefinalacceptanceofthematerialisdependentuponitsuseincompleteequipmentthatconformswiththestandardsapplicabletosuchequipment.1.3Theclassificationsystemdescribedintheappendixisintendedforqualityassuranceandthepreselectionofcomponentmaterialsforproducts.1.4Itispossiblethatthistestisapplicabletononmetallicmaterialsotherthanplastics.Suchapplicationisoutsidethescopeofthistechnicalcommittee.1.5Thistestmethoddoesnotcoverplasticswhenusedforbuildingconstruction,finishingorcontentssuchaswallandfloorcoverings,furnishings,decorativeobjectsetc.Inaddition,thefireresistance(intermsofanhourlyrating),flamespread,smokecharacterizationandheatreleaseratearenotevaluatedbythistest.Otherfiretestsexistandshallbeusedtoevaluatetheflammabilityofmaterialsintheseintendedenduseproductconfiguration.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.1.7Thisstandardisusedtomeasureanddescribetheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,products,orassembliesunderactualfireconditions.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:13_220_40;83_080_01
【页数】:6P.;A4
【正文语种】: