Hysteretic Behavior of H-Shaped Honeycombed Steel Web Composite Columns with Rectangular Concrete-Filled Steel Tube Flanges
Table 1
Specific parameters of 22 STHCC specimens.
Specimens
h1 × b × × t1 × t2 (mm)
L (mm)
D/B
λs
n
α
fck (MPa)
fyfk (MPa)
STHCC1
320 × 500 × 400 × 8 × 10
2160
2.08
2.08
0.4
0.044
40
235
STHCC2
320 × 500 × 400 × 8 × 10
2550
2.08
2.45
0.4
0.044
40
235
STHCC3
320 × 500 × 400 × 8 × 10
2750
2.08
2.64
0.4
0.044
40
235
STHCC4
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
40
235
STHCC5
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.1
0.044
40
235
STHCC6
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.2
0.044
40
235
STHCC7
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.3
0.044
40
235
STHCC8
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
30
235
STHCC9
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
50
235
STHCC10
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
60
235
STHCC11
320 × 500 × 400 × 4 × 10
3460
2.08
3.33
0.4
0.021
40
235
STHCC12
320 × 500 × 400 × 6 × 10
3460
2.08
3.33
0.4
0.032
40
235
STHCC13
320 × 500 × 400 × 10 × 10
3460
2.08
3.33
0.4
0.056
40
235
STHCC14
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
40
345
STHCC15
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
40
390
STHCC16
320 × 500 × 400 × 8 × 10
3460
2.08
3.33
0.4
0.044
40
420
STHCC17
320 × 550 × 400 × 8 × 10
3460
1.89
3.33
0.4
0.042
40
235
STHCC18
320 × 600 × 400 × 8 × 10
3460
1.73
3.33
0.4
0.041
40
235
STHCC19
320 × 650 × 400 × 8 × 10
3460
1.60
3.33
0.4
0.040
40
235
STHCC20
280 × 500 × 400 × 8 × 10
3460
1.92
3.33
0.4
0.048
40
235
STHCC21
400 × 500 × 400 × 8 × 10
3460
2.40
3.33
0.4
0.031
40
235
STHCC22
480 × 500 × 400×8×10
3460
2.72
3.33
0.4
0.034
40
235
Note. ,h1, b, t1, and t2 denote the web width, flange steel tubes height, flange steel tubes width, flange steel tubes thickness, and web thickness, respectively. λs = l/(2h1 + hw), D/B = (2h1 + hw)/b, α = As/Ac. As and Ac represent the area of flange steel tube and concrete, respectively.
