Internal Force Transfer Mechanism and Bearing Capacity of Vertical Stiffener Joints in CFDST Structures

Table 2

Steel properties.

Steel	t (mm)	fy (N/mm^2)	fu (N/mm^2)	Es (N/mm^2)
Outer steel tube	7.6	338.12	481.70	2.26 × 10^5
Inner steel tube	6.4	323.08	491.39	2.15 × 10^5
End plate	11.5	272.61	445.86	2.13 × 10^5
Beam flange	10.6	272.41	447.40	2.21 × 10^5
Beam web	6.6	291.00	457.23	2.16 × 10^5