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1、世界各国规程钢管混凝土构件抗弯承载力及抗弯刚度的对比(?]?792?S)2005???72?S??g?g???g?g???g?g???FujianArchitecture&ConstructionVol??92No2??2005?s???)?????a?????????S???????x???????????x?3??????????g????????(?????????C????g?350025??g???:?7???3??24?8???????5?????????????S???????x??????????,?????j????
2、?p?m?????????S???x?????C????????,?5?????????S?????????x??????g(?,???3???????T?w???3???r???????2AISC-LRFDg(EC4g(AIJg(BS5400??DBJ13-51????????????????????,?5?????)???2?T???????????x?????1???F?F???9?T?1???????1g9???p??:?????????Sg????x??????g??,?????x?3??g????T?w?????x?3???m??
3、?5????:TU31814g?g????p?F???(:Ag?g??????s??:1004-6135(2005)03-0127-04ComparisononUltimateFlexuralBearingCapacityandFlexuralStiffnessofConcretefilledSteelTubesCalculatedbyDifferentDesignCodesLuHui(FujianInstituteofBuildingResearch350025)Abstract:Flexuralexperimentresulton24co
4、ncretefilledsteeltubeswaspresentedinthispaper1Theexperimentalresultsaswellasre2sultsfromotherresearchersontheflexuralbearingcapacity,initialflexuralstiffness,andtheservice-levelflexuralstiffnessofthespeci2menswerecomparedtothatofcurrentdesigncodes,suchasAISC-LRFD,EC4,AIJ,BS
5、5400,andDBJ13-511Theapplicabilityandve2racityofdifferentcodesincalculatingflexuralabilitiesofconcretefilledsteeltubeswerediscussed1Keywords:concretefilledsteeltubes;flexuralbearingcapacity;initialflexuralstiffness;service-levelflexuralstiffnessg?g?11,???????????S???????????
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7、????g?????????S?????x?3??g9?n??,?????????S?????T?????g?F???T?a?????)???1?????????????????(,???????1?????3?g???????????????S?x?????????1??,???????????S?x???????1?????????C?????j?????????g???????1???????????1??g9?)???j???????????S?????2[1,2,3,4,5]?m???j?????????S???x?3???????
8、????????????c,?Y?A?n???2?????????????j???1?????6[6]g9????,???????????S?????x?????1
