Study on Mechanical Behavior of Fully Encased Composite Slender Columns with High-Strength Concrete Using FEM Simulation

Table 5

Specimens for effects of concrete compressive strength.

Column type	Column ID	D × B × L (m)	Structural steel	S (mm)	F y (MPa)	F ck (MPa)
RCC	RHC1S1	0.3 × 0.25 × 9	—	100	—	90
	RHC2S1					100
	RHC3S1					120
FECC-C	CSHC1S1	0.3 × 0.25 × 9	Circular	100	355	90
	CSHC2S1					100
	CSHC3S1					120
FECC-I	ISHC1S1	0.3 × 0.25 × 9	I-shaped	100	355	90
	ISHC2S1					100
	ISHC3S1					120
FECC-R	RSHC1S1	0.3 × 0.25 × 9	Rectangular	100	355	90
	RSHC2S1					100
	RSHC3S1					120