358
10 Residual Axial Capacity of UHPCC-FST Column Under …
Fig. 10.28 Influence of steel
tube strength on a crater
depth b axial capacity
c damage index, reprinted
from Wang et al. (2020a, b),
copyright 2020, with
permission from Elsevier
0
200
400
600
800
1000
1200
0
10
20
30
40
50
Strength of steel tube (MPa)
Crater depth (mm)
Test result
(a)
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1200
0
2000
4000
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8000
10000
12000
Intact column
Post-blast column
Strength of steel tube (MPa)
Axial capacity (kN)
Test result
Test result
(b)
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1000
1200
0.0
0.2
0.4
0.6
0.8
1.0
Strength of steel tube (MPa)
Damage index
Test result
(c)