【英文标准名称】:StandardTestMethodofDropShatterTestforCoal
【原文标准名称】:煤的跌落粉碎试验的标准试验方法
【标准号】:ASTMD440-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D05.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:煤;跌落试验;燃料;固体燃料;测试
【英文主题词】:breakage;coal;coalhandling;dropshatter;friability;sizestability
【摘要】:Thevaluesdeterminedinthistestmethod,whenevaluatedintermsofpertinentexperiencewithothercoals,maybeusedasindicationsoftheextenttowhichcoalwillbreakinconventionaltransitandhandlingbeyondthepointofsampling.1.1Thistestmethodofdropshattertestcoversthedeterminationoftherelativesizestabilityanditscomplement,thefriability,ofsizedcoal.Itaffordsameansofindicatingtheabilityofcoaltowithstandbreakagewhensubjectedtohandlingatthemineandduringtransittotheconsumer.Thetestmethodisserviceableforascertainingthesimilarityofcoalsinrespecttosizestabilityandfriabilityratherthanfordeterminingvalueswithinnarrowlimitsinordertoemphasizetheirdissimilarity.Thistestmethodisconsideredapplicablefortestingaselectedsinglesizeofdifferentcoals,fortestingdifferentsinglesizesofthesamecoal,andformixedsizesofthesameordifferentcoals.Note1Bysinglesizesismeantthosewithfixedupperandlowersieveopeninglimits,selectedfromthosedesignatedin;andbymixedsizesismeanteither"slack"oramixtureoftwoormoresinglesizes.1.2Thistestmethodappearsbestsuitedformeasuringtherelativeresistancetobreakageofthelargersizesofcoalwhenhandledinthinlayerssuchasfromloadertominecar,fromloadingboomtorailroadcar,fromshoveltochute,etc.Whileitmaynotbesowelladaptedformeasuringtheliabilitytobreakageofcoalwhenhandledinmass,asinunloadingopen-bottomcars,emptyingbins,etc.,itisbelievedthatthetestmethodwillservealsotoindicatetherelativesizestabilityofcompositesizesofcoalwhere,incommercialhandling,thesmallersizedpieceshaveacushioningeffectwhichtendstolessenthebreakageofthelargerpiecesofcoal.1.3Thevaluesstatedininch-poundunitsshallberegardedasthestandard.Massmaybeexpressedinmetricvalues.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:D21
【国际标准分类号】:73_040
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Resilientfloorcoverings.Identificationoflinoleumanddeterminationofcementcontentandashresidue
【原文标准名称】:弹性地板覆盖物.油地毡的鉴定和水泥含量及灰烬残余物的识别
【标准号】:BSENISO26985-2012
【标准状态】:现行
【国别】:英国
【发布日期】:2009-05-31
【实施或试行日期】:2009-05-31
【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】:粘合剂;水泥含量;定义(术语);含量测定;弹性的;填充剂;室内大地毯;地板覆盖物;无机物的;无机材料;油地毡;灼烧残余物;抽样方法;试验性能;试验报告;试验
【英文主题词】:Bindingagents;Cementcontent;Definitions;Determinationofcontent;Elastic;Extenders;Fittedcarpets;Floorcoverings;Inorganic;Inorganicmaterials;Linoleum;Residuesonignition;Samplingmethods;Testperformance;Testreports;Testing
【摘要】:
【中国标准分类号】:W59
【国际标准分类号】:97_150
【页数】:12P;A4
【正文语种】:英语