Ultimate load for composite column subjected to ISO 834 fire


Abstract in English

To evaluate the ultimate load of composite columns " steel – concrete " having square or circular steel tubes filled hollow section with concrete and Longitudinal reinforcing steel bars and subjected to centrical load and Exposed to the standard fire in accordance with ISO 834 curve along and from all sides,Fire duration ,buckling length of the column , geometrical and mechanical properties of each material for structural and reinforcing steels and concrete were in the base of the method, given in the French National Annex of EN 1994-1-2.

References used

Tom Lennon, David Moore. The natural fire safety concept—full-scale tests at Cardington. Fire Safety Journal , 2012, 38(7): 623–643
ISO:"Fire resistance tests-Elements of building construction", International Standard ISO834,first edition,1975
Eurocode 1: " Basis of Design an Actions on Structures – Part 2- 6 : Action on Structures Exposed to Fire " , Draft prENV 1991

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