Inelastic lateral buckling of cantilever steel I-beams

AuthorKunodom Tharmmaphornphilas
Call NumberAIT Thesis no. 300
Subject(s)Girders--Testing
Buckling (Mechanics)
NoteA thesis submitted in partial fulfillment of the requirement for the degree of Master of Engineering of the Asian Institute of Technology, Bangkok, Thailand
PublisherAsian Institute of Technology
AbstractThis paper treats the lateral instability of cantilever steel I-beams in both the elastic and the inelastic range. Loads were considered as applied at the free end. The cases of loads applied at the top flange and at the centroid of the end cross section of the beam were studied. The breadth of flange, thickness of flange and thickness of web were kept constant. The length and the depth of beam were varied. Elastic solutions for the buckling of cantilever beams subjected to uniform moment and linear moment gradient are available. Direct analysis of the inelastic problem is difficult because the resistance of the beam to bending and twisting varies both through the depth of the beam and along its length. In this paper, critical buckling moments are obtained experimentally. They are compared with theoretical results and some empirical design approximations
Year1970
TypeThesis
SchoolStudent Research Before 1980
DepartmentOther Field of Studies (No Department)
Academic Program/FoSThesis (Year <=1979)
Chairperson(s)McGuire, William
Examination Committee(s)Tongchat Hongladaromp ;Lee, Seng-Lip
Scholarship Donor(s)Asian Institute of Technology
DegreeThesis (M. Eng.) - Asian Institute of Technology, 1970


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