【英文标准名称】:StandardTestMethodforTensileStrengthofConcreteSurfacesandtheBondStrengthorTensileStrengthofConcreteRepairandOverlayMaterialsbyDirectTension(Pull-offMethod)
【原文标准名称】:使用直接拉伸(拔出法)测定混凝土表面抗张强度和混凝土维修和覆盖材料粘结强度或抗张强度的标准试验方法
【标准号】:ASTMC1583/C1583M-2004e1
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:C09.25
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:adhesives;overlaymaterials;pull-offtensilestrength;pull-offtest;repairmaterials;tensilebondstrength;Concrete;Concreterepairs;Directtension(DT)testing;Overlaymaterials/applications;Tensileproperties/testing--concrete
【摘要】:Thistestmethoddeterminesthetensilestrengthofconcreteneartothepreparedsurface,whichcanbeusedasanindicatoroftheadequacyofsurfacepreparationbeforeapplyingarepairoranoverlaymaterial.Whenthetestisperformedonthesurfaceofarepairoranoverlaymaterial,itdeterminesthebondstrengthtothesubstrateorthetensilestrengthofeithertheoverlayorsubstrate,whicheverisweaker.Themethodmayalsobeusedtoevaluatetheadhesivestrengthofbondingagents.Whenthetestisperformedonthesurfaceofamaterialappliedtothesubstrate,themeasuredstrengthiscontrolledbythefailuremechanismrequiringtheleaststress.Thusitisnotpossibletoknowbeforehandwhichstrengthwillbemeasuredbythetest.Forthisreason,thefailuremodehastobereportedforeachindividualtestresult,andtestsresultsareaveragedonlyifthesamefailuremodeoccurs.1.1Thistestmethodissuitableforbothfieldandlaboratoryusetodetermineoneormoreofthefollowing:1.1.1Thenear-surfacetensilestrengthofthesubstrateasanindicatoroftheadequacyofsurfacepreparationbeforeapplicationofarepairoroverlaymaterial.1.1.2Thebondstrengthofarepairoranoverlaymaterialtothesubstrate.1.1.3Thetensilestrengthofarepairoroverlaymaterial,oranadhesiveusedinrepairs,afterthematerialhasbeenappliedtoasurface.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_080_40
【页数】:5P.;A4
【正文语种】:英语