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ASTM C357-2007 粒状耐火材料的体密度用标准试验方法

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【英文标准名称】:StandardTestMethodforBulkDensityofGranularRefractoryMaterials
【原文标准名称】:粒状耐火材料的体密度用标准试验方法
【标准号】:ASTMC357-2007
【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】:C08.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:体密度;密度;耐火材料;测试
【英文主题词】:blottingcloth;boiling;bulkdensity;buret;granularrefractor;material;non-hydratable;sheen
【摘要】:Granularrefractorymaterialsmaybeeitherrefractorygrainrawmaterialsthatareusedinthemanufactureoffinishedrefractoryproducts,orbulkgranularrefractorymaterialsthataresold,withorwithoutsomedegreeofprocessing,torefractoryconsumersforvarioususes.Ineithercase,characterizingthepropertiesofagranularrefractorymaterialisessentialinevaluatingitsqualityorconsistencyofqualityandindeterminingsuitabilityforenduse.Oneoftheimportantpropertiesisbulkdensitybecauseofitsrelationshiptoendproductquality,usage,andperformance.Therefractoriesproducercanusethistestmethodasoneofthequality-controltestsforhismanufacturedorminedrefractorygrainrawmaterialsorforevaluatingpotentialrefractorygrainrawmaterials.Fortherefractoriesconsumer,theprincipaluseofthistestmethodisintheevaluationofthequalityortheconsistencyofqualityofthegranularmaterialinpurchasedrefractorymixesorinbulkgranularrefractorymaterialsusedbytheconsumer.Thisisaprimarytestmethod,andthusissuitableforuseinspecifications,qualitycontrol,andresearchanddevelopment.Itcanalsoserveasarefereetestmethodinpurchasingcontractsoragreementsandasabasefordevelopmentofmorerapid,secondarytestmethodsforuseinqualitycontrolonmanufacturedrefractoryrawmaterials.Fundamentalassumptionsinherentinthistestmethodarethatthesampleisrepresentativeofthematerialingeneral,theparticlesizeofthesampleiswithintherangespecifiedbythetestmethod,thematerialisnotreadilyhydratable,andthesizeandquantityofporesinthematerialpermitsremovalofsurfacewaterwithoutdrainagefromtheporesthemselves.Deviationfromanyoftheseassumptionsnegatestheusefulnessofthetestresults.Ininterpretingtheresultsofthistestmethod,itmustberecognizedthatthespecificgravityofthematerialaswellastheporosityaffectsthevalueobtainedforbulkdensity.Thus,comparisonsofresultsshouldonlybemadebetweenlikematerialsorwithfullrecognitionofinherentdifferencesbetweenthematerialsbeingcompared.1.1Thistestmethodcoversaprocedurefordeterminingthebulkdensityofgranularrefractorymaterials,commercialproductswhichusuallyhaveparticlesthatareretainedona0.265-in.(6.7-mm)orcoarsersieve.Note18212;Thistestmethodisnotsuitableformaterialsthathydrateinboilingwater.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q40
【国际标准分类号】:81_080
【页数】:3P.;A4
【正文语种】:


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【英文标准名称】:StandardTestMethodforLengthChangeofHydraulic-CementMortarsExposedtoaSulfateSolution
【原文标准名称】:暴露在硫酸盐溶液中的水硬水泥砌块长度变化的标准试验方法
【标准号】:ASTMC1012-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:水泥;建筑;液压的;试验;试验;施工材料;施工材料;水泥灰浆;长度变化
【英文主题词】:construction;hydraulic;changeoflength;constructionmaterials;testing;cements;cementmortar
【摘要】:
【中国标准分类号】:Q14
【国际标准分类号】:91_100_10
【页数】:5P;A4
【正文语种】:英语


【英文标准名称】:Flexibleinsulatingsleeving-Part3:Specificationsforindividualtypesofsleeving-Sheet248:Generalpurpose,heat-shrinkable,dualwallpolyolefinsleeving,flameretarded,shrinkratios2:1,3:1,4:1(IEC60684-3-248:2007);GermanversionEN6068
【原文标准名称】:绝缘软套管.第3部分:各种型号套管的规范.第248节:收缩比率为2:1、3:1、4:1的双壁阻燃聚烯烃热收缩软管的一般用途
【标准号】:DINEN60684-3-248-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-01
【实施或试行日期】:2008-01-01
【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】:名称与符号;测定;尺寸;双壁的;电气工程;电绝缘材料;阻燃;柔性;热缩元件;热收缩;软管;绝缘管;绝缘件;塑料;塑料软管;聚烯烃;保护软管;密封;收缩套管;规范(验收);试验;试验条件
【英文主题词】:Designations;Determination;Dimensions;Double-walled;Electricalengineering;Electricalinsulatingmaterials;Flame-retarding;Flexible;Heatshrinkablecomponents;Heatshrinking;Hoses;Insulatingtubings;Insulations;Plastics;Plasticshose;Polyolefins;Protectivehoses;Sealing;Shrinkablesleeves;Specification(approval);Testing;Testingconditions
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:29_035_20
【页数】:16P.;A4
【正文语种】:德语