十七类建设项目用地指标(试行)豫国土资发(2006)86号_图文

[s].[8]李国强,韩林海,楼国彪,等.钢结构及钢一混凝土组合结构抗火设计[M].北京:中国建筑工业出版社,2006.Researchonsteelstructurefire-proofmgprotectionlayerofdomesticandinternationalnormsLIUYi(GuizhouTransportationScienceInstituteCo.,Ltd,Guiyang550008,China)Abstract:Thepaperintroducesthedeterminationformulaofsteelstructurefire—proofingprotectionlayerofdomesticandinternationalsteelstruc—turefire—proofingnorms,calculatestheminimumprotectionlayerthicknessoftypicalsectionundervariousfire-alculationresultstointernationalcalculationresults,andfindsoutthatthereislittledifferencebetweenthedomesticmethodandinter-nationalmethod.Inaddition,thereisagreatimpactofsectionshapecoefficientuponminimumprotectionlayerthicknessofthestructure.Keywords:steelstructure,protectionlayercalculation,domesticandinternationalfire—proofingnorlll,sectioncoefficient￡