Numerical FE Modeling and Design Methods of CCES Columns with Normal-Weight Crushed Dolomite Coarse Aggregate Fully Embedded IPE Steel-Section

Mostafa, Mostafa M. A.

doi:10.1186/s40069-023-00644-x

International Journal of Concrete Structures and Materials

Table 4 The effects of different parameters on the analysis results of the ultimate behaviors

From: Numerical FE Modeling and Design Methods of CCES Columns with Normal-Weight Crushed Dolomite Coarse Aggregate Fully Embedded IPE Steel-Section

Parameters	CDCA concrete strength, MPa	IPE-shaped steel strength, f_ss (MPa)	Steel long. bars (ratio, ρ_sl %)	Confinement/tie stirrups spacings, @ mm	Tie stirrups ratio, ρ_sv %	Shear connectors (SCs), @ mm	Ultimate axial capacity, P_u,FE, (kN)	Ultimate displacement Δ_u, (mm)
Effect of steel strength	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	989.04	1.47
	40	480	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1028.32	1.47
	40	720	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1064.77	1.47
	40	960	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1097.80	1.47
	40	1200	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1127.81	1.47
Effect of CDCA concrete strength	25	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	689.16	1.21
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	989.04	1.47
	50	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1105.07	1.56
	60	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1268.25	1.74
	80	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	1564.49	2.04
Effect of confinement/tie stirrups ratio	40	240	4Φ10 (1.64%)	Ø6 @200	0.59	SCǾ8@200	989.036	1.47
	40	240	4Φ10 (1.64%)	Ø6 @150	0.78	SCǾ8@200	983.13	1.47
	40	240	4Φ10 (1.64%)	Ø6 @100	1.18	SCǾ8@200	991.545	1.47
	40	240	4Φ10 (1.64%)	Ø6 @50	2.36	SCǾ8@200	1006.42	1.47
Effect of SCs spacings and types	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	989.04	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@150	987.63	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@100	985.38	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@50	991.13	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ10@200	1010.84	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ10@150	1016.703	1.559
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ10@100	1009.73	1.468
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ10@50	1027.806	1.559
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	studǾ10@200	982.103	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	studǾ10@150	978.66	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	studǾ10@100	977.584	1.47
	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	stud Ǿ10@50	999.34	1.47
Effect of steel reinforcement ratio	40	240	4Φ10 (1.64%)	ϕ6@200	0.59	SCǾ8@200	989.04	1.47
	40	240	4Φ12 (2.36%)	ϕ6@200	0.59	SCǾ8@200	1040.92	1.468
	40	240	4Φ14 (3.21%)	ϕ6@200	0.59	SCǾ8@200	1098.35	1.468
	40	240	4Φ16 (4.19%)	ϕ6@200	0.59	SCǾ8@200	1163.37	1.468

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