【英文标准名称】:Conveyorandelevatorbelting-Rubberandplasticsbeltingoftextileconstructionforuseonbucketelevators
【原文标准名称】:输送机与提升机传动带.第2部分:链斗提升机用织物结构的橡胶和塑料传动带规范
【标准号】:BS490-2-1975
【标准状态】:现行
【国别】:英国
【发布日期】:1975-01-31
【实施或试行日期】:1975-01-31
【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】:链斗提升机;孔;附着力试验;成形(纺织品);化学纤维;皮带传动;提升机(输送机);浸渍材料;长度;断裂伸长;抗拉试验;尺寸;硬化材料;抗拉强度;涂层织物;试样;机织物;输送带;厚度测量;粘结强度;宽度;塑料;天然橡胶;合成橡胶;厚度
【英文主题词】:Adhesiontests;Adhesivestrength;Beltdrives;Bucketelevators;Coatedfabrics;Conveyorbelts;Dimensions;Elevators(conveyors);Elongationatfracture;Forming(textiles);Holes;Impregnatedmaterials;Length;Man-madefibres;Naturalrubber;Plastics;Syntheticrubber;Tensilestrength;Tensiletesting;Testspecimens;Thickness;Thicknessmeasurement;Vulcanizedmaterials;Width;Wovenfabrics
【摘要】:Construction,dimensionsandpreferredwidths,cover,carcaseandcompletebelt.
【中国标准分类号】:J81
【国际标准分类号】:53_040_20
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforExaminationandAnalysisofHardenedMasonryMortar
【原文标准名称】:硬砌砖灰浆的检测和分析标准试验方法
【标准号】:ASTMC1324-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:C12.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析;化学分析和试验;检验;硬灰浆;砖石工程;灰浆;岩石学;试验
【英文主题词】:chemicalanalysis;hardenedmortar;masonry;petrographicexamination
【摘要】:Thistestmethodprovidesproceduresforpetrographicexaminationandchemicalanalysisofmortarforcomponentsofmasonrymortar.Thesecomponentsmayincludeportlandcement,hydratedcalciticordolomiticlime,masonrycement,aggregates,andair.Thetestmethodconsistsofproceduresandsub-procedures,eachrequiringasubstantialdegreeofpetrographicandchemicalskillsandrelativelyelaborateinstrumentation.ThechemicaldataconsideredtogetherwithresultsofpetrographicexaminationofamortarprovideforcalculationofcomponentproportionsandthusallowadeterminationofmortarcompositionasrepresentedbyTypesM,N,S,andOinTable1(ProportionSpecificationRequirements)ofSpecificationC270.FailureofamortartohavethecompositionofanytypeasdefinedinTable1ofSpecificationC270doesnotnecessarilymeanthatthemortardoesnotmeettherequirementsofSpecificationC270.ThemortarmaymeetthealternativerequirementsofTable2(PropertySpecificationRequirements)ofSpecificationC270.Themaleicacidmethodofanalysisisnotapplicablefortheanalysisofmortarbecauseitisgreatlyinfluencedbycarbonationanddoesnotprovideforthedeterminationofcalcium.1.1Thistestmethodcoversproceduresforpetrographicexaminationandchemicalanalysisofsamplesofmasonrymortars.Baseduponsuchexaminationandanalysis,proportionsofcomponentsinmasonrymortarscanbedetermined.Note18212;Thismethodisalsoapplicabletohydrauliccement-basedstuccoandplaster.Somehistoricmortarsmaycontainnon-resolvableconstituentsthatmayinterfere.However,significantinformationmaybeobtainedbypetrographicexaminations.1.2Interpretationsandcalculationsofchemicalresultsaredependentuponresultsofthepetrographicexamination.Theuseofthechemicalresultsaloneiscontrarytotherequirementsofthistestmethod.1.3Proceduresforsampling,petrographicexamination,chemicalanalysis,andcalculationsofcomponentproportionsaregiveninthefollowingsections:SectionSampling7Petrographicexamination8Chemicalanalysis9Mortarproportioncalculations10Report11