Research Article
Response of RPC-Filled Circular Steel Tube Columns under Monotonic and Cyclic Axial Loading
Table 1
Summary of test parameters of columns.
| Group | Specimen | D × t × L (mm) | D/t | ξ | fy (MPa) | fcu (MPa) | Nue (kN) | Nu1 (kN) | Nu2 (kN) | Nue/Nu1 | Nue/Nu2 |
| Group-c | c-219-8 | 219 × 8 × 657 | 27.4 | 0.74 | 450 | 118 | 6238 | 5620 | 6401 | 1.11 | 0.97 | c-219-10 | 219 × 10 × 657 | 21.9 | 0.91 | 430 | 118 | 6632 | 5930 | 6852 | 1.12 | 0.97 | c-219-12 | 219 × 12 × 657 | 18.3 | 0.98 | 375 | 118 | 7009 | 5909 | 6879 | 1.18 | 1.02 | c-245-8 | 245 × 8 × 735 | 30.6 | 0.62 | 425 | 118 | 7237 | 6646 | 7488 | 1.09 | 0.97 | c-245-12 | 245 × 12 × 735 | 20.4 | 0.88 | 383 | 118 | 8407 | 7196 | 8321 | 1.17 | 1.01 | c-273-10 | 273 × 10 × 819 | 27.3 | 0.63 | 381 | 118 | 9025 | 8171 | 9243 | 1.10 | 0.98 |
| Group-m | m-219-8 | 219 × 8 × 657 | 27.4 | 0.74 | 450 | 118 | 6120 | 5620 | 6401 | 1.10 | 0.96 | m-219-10 | 219 × 10 × 657 | 21.9 | 0.91 | 430 | 118 | 6456 | 5930 | 6852 | 1.09 | 0.94 | m-219-12 | 219 × 12 × 657 | 18.3 | 0.98 | 375 | 118 | 6803 | 5909 | 6879 | 1.15 | 0.99 | m-245-8 | 245 × 8 × 735 | 30.6 | 0.62 | 425 | 118 | 7207 | 6646 | 7488 | 1.08 | 0.96 | m-245-12 | 245 × 12 × 735 | 20.4 | 0.88 | 383 | 118 | 7883 | 7196 | 8321 | 1.09 | 0.95 | m-273-8 | 273 × 8 × 819 | 34.1 | 0.53 | 412 | 118 | 8260 | 7927 | 8844 | 1.04 | 0.93 | m-273-10 | 273 × 8 × 819 | 27.3 | 0.63 | 381 | 118 | 8892 | 8171 | 8583 | 1.09 | 1.04 |
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