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1、ACI544.3R-93(Reapproved1998)GuideforSpecifying,Proportioning,Mixing,Placing,andFinishingSteelFiberReinforcedConcreteReportedbyACICommittee544SurendraP.ShahJamesI.DanielChairmanSecretaryShuaibH.AhmadAntonioJoseGuerraHenryJ.MolloyJ.D.SpeakmanM.ArockiasamyLloydE.Hackman*D.R.Morgan*R.N.SwamyP.N.Balagu
2、ruM.NadimHassounA.E.NaamanPeterC.TatnalltClaireG.BallCarolD.HaysAntonioNanniB.LTilsenHiramP.Ball,Jr.C.H.Henager,Sr.*StanleyLPaulGeorgeJ.VentaNemkumarBanthiaGeorgeC.Hoff*SethLPearlmanGaryL.VondranGordonB.BatsonRoopL.JindalV.RamakrishnanMethiWecharatanaArnonBenturColinD.Johnson*D.V.ReddyG.R.Williams
3、onDennisCasamattaDavidR.LankardR.C.RobinsonRonaldE.WitthohnMarvinE.CriswellMarkA.LeppertE.K.Schrader*GeorgeY.WuSidneyFreedmanBrijM.MagoMorrisSchupackSpencerT.WuRichardE.GalerH.N.Marsh,Jr.ShanSomayajiRobertC.ZellersMelvynA.GalinatAssirMelamedtParvizSoroushianRonaldF.ZolloVelloreS.GopalaratnamN.C.Mi
4、tchell*Membersofthesubcommitteewhodraftedthisreport.tChairmenofthesubcommitteewhodraftedthisreport.Thisguidedescribesthecurrenttechnologyinspecifyingproportioning,1.3-Typicalusesofsteelfiberreinforcedconcretemixing,placing,andfinishingofsteelfiberreinforcedconcrete(SFRC).1.4-Specifyingsteelfiberre
5、inforcedconcreteMuchofthecurrentconventionalconcretepracticeappliestoSFRCTheemphasisintheguideistodescribethedifferencesbetweenconventionalconcreteandSFRCandhowtodealwiththem.GuidanceisprovidedinChapter2-Materials,pg.544.3R-3mixingtechniquestoachieveuniformmixtures,placementtechniquesto2.l-General
6、assureadequatecompaction,andfinishingtechniquestoassuresatisfactory2.2-Fiberssurfacetextures.Samplemixproportionsaretabulated.Alistingof2.3-Admixturesreferencesisprovidedcovetingproportioning,properties,refractoryuses,2.4-Storageoffibersshotcretetechnology,andgeneralinformationonSFRC.Keywords:comp
7、acting;concreteconstruction;concretefinishing(fresheoncrete);Chapter3-Mixtureproportioning,pg.544.3R-4fiberreinforcedconcrete;metalfibers;mixing;mixproportioning;placing;speci-3.l-Generalfications.3.2-Workability
