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COMPOSITE SECTIONDESIGNNonlinear design for composite steel-concrete

columns

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Main Function: To Consider material nonlinearity in the des

arbitrary-shaped composite steel-concrete sections that are subjected to biaxial bendiaxial force.

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What available in literature

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What available in the maret

• C!" products:#$ !%&'((()*T%+!: accounts for geometric nonlinearit

displacements ) &-delta analysis$'$ C!"C: accounts for geometric nonlinearity only

analysis$

• +entley products:#$ !T%%/: : accounts for geometric nonlinearity

displacements ) &-delta analysis$

• %utodes products:

#$ 0+T: accounts for +T1 geometric nonlineamaterial nonlinearity.

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SAP2!

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!T%%/ technical manual:

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!o 2e have a business need here

The program could be a part of full pacageof push over or time history analysis anddesign procedures that involve prediction oinelastic behavior beyond structuralcollapse.