… In the present study, an innovative application for high and ultra-high strength steel material
… of mild steel plate, mild steel tube, high strength steel tube and ultra-high strength steel tube …

… High-strength concrete filled high-strength square steel tube (HCFHST), which takes the
advantage of both high-strength concrete and high-strength square steel tube … of high strength …

… The average mechanical properties of three repeat tests for each kind of Mild steel plate,
Mild steel tube, high strength steel tube and ultra-high strength steel tube are summarized in …

… An experimental investigation was performed in this study to investigate the behaviour and
strength of concrete-filled high strength stainless steel tube columns. A series of tests was …

… behavior of the steel tube and concrete infill is combined with local buckling of the steel
tube and crushing of the concrete. The moment capacity of high strength square CFT beam-…

… C40, the steel tube has to resist larger compressive stress with higher-strength concrete …
to the same size of steel tube, leading to earlier yielding of the steel tube and significant loss of …

… Concrete-filled steel tube columns have been increasingly … high strength, high ductility,
high stiffness and full usage of construction materials. In addition to these advantages, the steel …

… line of the composite section where h n is the depth of the neutral axis from the middle line,
and f y and f ck are the yield strength of steel tube and compressive strength of concrete core. …

… with a high-strength steel tube and conventional-strength … a conventional-strength steel tube
and high-strength concrete … with a high-strength steel tube and high-strength concrete infill. …

… behavior of high strength square concrete filled steel tube CFT … steel tube, and the level of
axial load on the behavior stiffness, strength, ductility, and energy dissipation of high strength …