中厚壁冷彎鋼管柱軸壓承載力試驗(yàn)研究與分析.pdf

1、武漢理工大學(xué)碩士學(xué)位論文中厚壁冷彎鋼管柱軸壓承載力試驗(yàn)研究與分析姓名：高恒申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：結(jié)構(gòu)工程指導(dǎo)教師：王小平20070501武漢理工大學(xué)碩士學(xué)位論文Abstractnecoldformedmediumwallhoflowrectangle，squarese斌ioncolumnhavethegreatinertiaandhighlyaxialloadingbearingcapacity皿ecoldformedmediumwa

2、llsteelcolumnwillbeextensivelyappliedinsteelstructuresButfewresearchandfewtestsonaxialcompressionofcoldformedmediumwallsteelhavebeendoneandthereisnospecialcodeata11necodeGB500172003fbrdesignofsteelstructuresandthecodeGB5

3、00182002forcoldformedthinwalledsteelstructuresisnotjustsuitableforthecold—formedmedinmwallsteel，Soitisnecessarytodomoredeeplyresearchandtestfillthecoldformedmediumwallhollowrectangle，squaresectioncolumnwhichthicknessisov

4、er6ramnowFirstthispaperintroducesthedevelopmentofcoldformedsectionsteelandstudiesatcurrentsituationinbuildindustryItintroducesthestabletheoryaboutthememberwhichiSundertheaxialcompressionItintroducesrelevantcalculationont

5、hecoldformedmediumwallcolumnintheChinesetechnicalcodeGB500172003fordesignofsteelstructures。theChinesetechnicalcodeGB500182002forcoldformedthinwalledsteelstructures，SpecificationfortheDesignofColdFormedSteelStructuralMemb

6、ersinUSA，SpecificationfortheDesignofColdFormedSteelStructuralMembersinEurope11lcspecimensaretwotypesofthecoldformedmediumwallhollowrectangle，squaresectioncolumnswhichareproducedbyHartKourollformingsteelfactory皿ecold—form

7、edmediumwallhollowrectanglesquaresectioncolunLus’flatsandcoruerhavebeendoneonthematerialtest弧ecoldformedmediumW枷columns’initialgeometrydefecthasbeenmeasuredThe12coldformedmediumwallcolumnspecimenswithtwosectiontypesarete

8、stedundertheaxialcompressionload，thefailuremodesandtheultimatecarryingcapacity[fiefoundoutwhichprovidesareliableexperimentalbasisforstudyandcodeInthispaperthesoftwareABAQUSisusedtobuildupthefmiteelementanalysismodelofthe