Influence of Red Mud Proportion on Circular Concrete-Filled Steel Tubular Short Columns

Table 1

Mechanic properties of the steel tube.

Label	D × t (mm)	(MPa)	(MPa)	(GPa)	(με)
CSCA	108 × 4.5	323.3	490.0	205	1650	0.27
CSCB	133 × 4.5	298.9	462.7	203	1600	0.27
CSCC	159 × 4.5	292.3	463.6	203	1550	0.27