Web crippling strength of thin-walled steel members with web opening

This paper is concerned with the effect of web openings on the web crippling strength of unreinforced cold-formed (thin-walled) steel members. The influence of an opening has been examined through experimental research on C-shaped lipped channel sections subjected to interior one flange loading condition. First, the web crippling provisions of various Canadian design codes have been reviewed. Then, the results of the 103 laboratory tests …