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《第章 混凝土结构用材料的性能（chapter . properties of concrete structures used in materials）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、第1章混凝土结构用材料的性能（Chapter1.Propertiesofconcretestructuresusedinmaterials）Inthispaper,byfootTiansnakecontributionThePPTdocumentmaynothaveagoodbrowsingexperienceattheWAPend.ItisrecommendedthatyouchooseTXT,ordownloadthesourcefiletothenativeview.Chapter1materialpropertiesofconcretestructureThec
2、oncretestructureismadeofreinforcedconcreteandconcrete.Inordertoproperlydesigntheconcretestructure.Inordertodesigntheconcretestructurereasonably,thestressperformanceofconcreteandsteelreinforcementisneeded.Understandthemechanicalpropertiesofconcreteandsteel.Thesolutionofthemechanicalproper
3、ties,interactionandcommonworkofconcreteandsteelmechanics,soilandsteel,isthebasisoftheanalysisanddesignofconcretestructurecomponents.Basisofanalysisanddesign.§1bar1.1thevarietiesandpropertiesofsteela,classificationAccordingtothemachiningmethodpoints:1.Accordingtotheprocessingmethod:hotrol
4、ledsteel,heattreatmentinsteel,highstrengthsteelwire,steelstrandinthesteel,hotrolledsteel,heattreatment,highstrengthsteelwire,steelstrand,coldworkingsteelbarByusingutilitycent:ordinaryreinforced,(2)accordingtotheusingpurpose:ordinaryreinforced,prestressedreinforcementAccordingtochemicalco
5、mpositionpoints:lowcarbonsteel,(3)accordingtothechemicalcompositionpoints:lowcarbonsteelandordinaryreinforcedaccordingtothemechanicalpropertiesoflowalloysteel,steelhasobviousyieldpoint,4.Accordingtothemechanicalpropertiesofpoints:haveobviousyieldpointsteel,nosignificantyieldSomesteelAcco
6、rdingtothesteelshowsthatshapepoints:plainbar,5.Accordingtothesteelshowsthatshapepoints:smoothsteelanddeformedsteel(1)hotrolledsteelhot-rolledsteelhotrolledsteelissteelwithordinarylowcarbonsteel(carboncontentisnotgreaterthan0.25hotrolledsteelmillswithordinarylowcarbonsteelcarboncontentisn
7、otmorethanandordinarylowalloysteel(alloyelementsmade.Nomorethan%)andordinarylowalloysteelalloyingelementsisnotmorethan%).Andordinarylowalloysteelalloyelementsarenotgreaterthan5%ThehotrolledsteelisdividedintoI,II,IIIandIV,respectively,accordingtoitscarboncontent.Thecommonl
