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This paperaimstoanalyzethestrengthandstiffnessofsemi-continuouscold-formedsteelpurlins subjected to flexure.Aseriesofninecold-formedsteelZsectionswithsleevedandoverlappedbolted connections weretestedinbending.Resultsshowthatstrengthisoftenlimitedbyaplasticmechanism failure, whichreducesthewebrigidityandinducesanearlydevelopmentoflocalbucklinginthe compressed flange. Inadditiontotheexperiments,thispaperpresentsanumericalandanalyticalstudy of thestrengthandstiffnessofsemi-continuouspurlins,aswella

Author

Modular Sistema Construtivo

Language

EN