[PDF] Top 20 The effects of web opening on web crippling strength of cold-formed steel channels under interior-two-flange loading condition

... circular web holes subjected to web crippling have been ...with web holes subjected to the ETF loading condition covering the cases of both centred holebeneath the bearing plates ... See full document

... the web plate in the longitudinal direction of the untested ...grips. Two strain gauges and a calibrated extensometer of 50 mm gauge length were used to measure the longitudinal ...tensile strength ( ... See full document

... 82 web crippling tests are presented, with 20 tests conducted on channel sections without web openings and 62 tests conducted on channel sections with web ...and ... See full document

... the web plate in the longitudinal direction of the untested ...grips. Two strain gauges and a calibrated extensometer of 50 mm gauge length were used to measure the longitudinal ...tensile strength ( ... See full document

... the web crippling behaviour of the channel sections, both with and without web ...the effects of web holes sizes, location of the holes and length of the edge-stiffener on the ... See full document

... the effects of web holes and cross-section ...circular web holes, design recommendations in the form of web crippling strength reduction factor equations are proposed, which are ... See full document

... proposed strength reduction factor equations for the web crippling strength of cold-formed stainless steel lipped channel-sections with circular web openings ... See full document

... IOF loading condition, Yu and Davis [2] previously considered the case of both circular and square web openings located and centred beneath the bearing plate with the flange unfastened to ... See full document

... tested under the interior-two-flange (ITF) and end-two-flange (ETF) loading condition specified in the NAS Specification [9], as shown in ...ETF loading ... See full document

... the web crippling of cold-formed steel sections with web ...the web crippling strength on loading conditions are Interior-one-flange ... See full document

... on cold-formed unlipped channels subjected to web crippling has been ...the web are tested. Web slenderness values ranging from ...conducted under the four ... See full document

... the web crippling reduction factor ratio are ...of web holes. Thus, the proposed strength reduction factor equations are able to predict the influence of the web holes on the web ... See full document

... the effects of web holes and cross-section sizes on the web crippling strengths of channel sections subjected to web crippling under ITF and ETF loading ...The ... See full document

... circular web openings to the depth of the flat portion of the webs (a/h) can be determined from the coding ...circular web openings) are denoted by ''A0''. The flange unfastened and fastened cases ... See full document

... For cold-formed carbon steel lipped channel-sections, Lian et ...proposed strength reduction factor equations for sections with circular web openings under one- flange ... See full document

... current cold-formed design standards do not provide design recommendations for cold-formed steel sections with web holes subjected to web crippling under ETF ... See full document

... and web slenderness (h/t) values ranging from ...circular web perforations (a) to the depth of the flat portion of the webs (h) were ...the web perforations (x) to the depth of the flat portion of ... See full document

... circular web openings on the web crippling strength of cold-formed stainless steel lipped channel-sections, a total of 742 finite element models of lipped channel- ... See full document

... For cold-formed carbon steel, Lian et ...circular web openings under web crippling (see Figure ...the cold-formed carbon steel lipped channel-sections ... See full document

... tested under the interior-two-flange (ITF) loading condition specified in the NAS Specification [7], as shown in ...ITF loading conditions, two identical bearing plates of ... See full document