Axial Cyclic Testing of Concrete-Filled Steel Tube Columns in Diagrid Structures

Table 2

Properties of steel.

D × t (mm)	Es/N (mm^2)	fy (MPa)	fu (MPa)	δ	μs
133 × 3.5	2.07 × 10^5	324	379	0.21	0.29
140 × 3	1.97 × 10^5	308	368	0.22	0.29