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【英文标准名称】:StandardTestMethodforMeasurementofMasonryFlexuralBondStrength
【原文标准名称】:测量砖石建筑挠性结合强度的标准试验方法
【标准号】:ASTMC1072-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:C15.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:assemblies;bond;flexuraltensilestress;flexure;masonry;Bondstrength--masonry/mortar;Cementmortars;Flexuralbondstrength;Flexuraltesting--masonryunits;Loadingtests--concrete;Masonryassemblages;Mortar(bondstrength);Prisms;Waterretent
【摘要】:Thistestmethodisintendedforuseincomparingthebondstrengths(underthegivenconditions)ofmasonrymortars.Thistestmethodcouldbeused,forexample,tocheckoneaspectofthequalityofmortarproductsafterproduction,ortoindicatethebondpotentialofamortarproductwithoutrequiringtheproducttobetestedincombinationwithmanydifferentunits.Thistestmethodusescontrolledconditionsoffabricationandcuringthatarenotintendedtorepresentfieldconditions.Thistestmethodusesstandardconcretemasonryunits.Mortarsarebatchedbyweightequivalentsofvolumeproportionsandaremixedtoaprescribedflow.Prismsareconstructedusingajigandarebag-cured.Flexuralbondstrengthdeterminedbythistestmethodshallnotbeinterpretedastheflexuralbondstrengthofawall(becausestandardunitsarenotusedforwallconstruction),norshallitbeinterpretedasanindicationofextentofbondforpurposesofwaterpermeabilityevaluation.1.1Thesetestmethodsevaluatetheflexuralbondstrength,normaltothebedjoints,ofmasonrybuiltofmanufacturedmasonryunits.Samplingandtestingproceduresarereferenced,andtermsaredefined.Threedifferentspecimenfabricationmethodsarespecified,eachforadifferentpurpose:1.1.1Thefirstmethodisthex201C;TestMethodforLaboratory-PreparedSpecimens.x201D;Itspurposeistocomparethebondstrengths(underthegivenconditions)ofmasonrymortars.Itcouldbeused,forexample,tocheckthequalityofmortarproductsafterproduction,ortoindicatethebondstrength(underthegivenconditions)ofamortarproductwithoutrequiringtheproducttobetestedincombinationwithmanydifferentunits.Itisnotintendedtorepresentfieldconditions.Itusesstandardconcretemasonryunits.Mortarsarebatchedbyweightequivalentsofvolumeproportionsandaremixedtoaprescribedflow.Prismsareconstructedusingajigandarebag-cured.1.1.2Thesecondmethodisthex201C;TestMethodforField-PreparedSpecimens.x201D;Itspurposeistoevaluatethebondstrength(underthegivenconditions)ofaparticularunit-mortarcombination,eitherforpreconstructionevaluationofmaterialsorforqualitycontrolpurposesduringconstruction.Mortarsarebatchedconventionally,andtheflowisnotprescribed.Prismsareconstructedconventionally(nojig)andarebag-cured.1.1.3Thethirdmethodisthex201C;TestMethodforPrismsRemovedfromExistingMasonry.x201D;Itspurposeistoevaluatethebondstrengthofunit-mortarcombinationsofprismscutfromexistingwalls.1.1.4Thethreemethodsarenotconsistent,noraretheyintendedtobe.Theyareintendedtobeusedforthreedifferentpurposes.Tomakethisclear,thethreemethodsarepresentedseparately.1.1.5AppendixX1suggeststwopossiblecriteriaforassessingthebondstrengthvaluesobtainedusingthesetestmethods.Thesepossibleevaluationcriteriaaregivenforillustrationonlyandarenotmandatory.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q15
【国际标准分类号】:91_060_10
【页数】:18P.;A4
【正文语种】:英语


【英文标准名称】:Reinforcementyarns-Determinationoflineardensity
【原文标准名称】:增强丝纱.线密度的测定
【标准号】:BSENISO1889-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-07-15
【实施或试行日期】:1997-07-15
【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】:玻璃纤维;试样;报告;线密度;纱;纺织试验;公式;试验设备;浆纱;纱线线密度测定;化学纤维;碳纤维;试样制备;纱线试验;长度;聚酰胺纤维;纱线准备工艺;纺织纤维
【英文主题词】:Aramidefibres;Aramidefilamentyarns;Carbonfibrefilamentyarns;Carbonfibres;Definitions;Determination;Diameter;Dimensions;Fibres;Fineness;Glassfibres;Glassfilament;Glassfilamentyarns;Lineardensity;Materials;Mineralfibres;Reinforcedmaterials;Reinforcedplastics;Reinforcementfibres;Reinforcingmaterials;Roving(fibre);Rovings;Testing;Textileglass;Texturedyarn;Twine;Yarn;Yarnlineardensitydetermination
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofthelineardensityofglass-fibre,carbon-fibreandaramid-fibreyarns.Itisapplicabletoalltypesofyarn,includingsingleyarns,doubleandcabledyams,texturedyams,rovingsandstaple-fibreyarns.
【中国标准分类号】:W42
【国际标准分类号】:59_100_01
【页数】:14P.;A4
【正文语种】:英语