Behavior of the T-Shaped Concrete-Filled Steel Tubular Columns after Elevated Temperature

Table 7

Comparisons of ultimate bearing capacity and finite element bearing capacity.

Experiment specimens’ number	Experimental values (kN)	Finite element (kN)	Difference value (kN)	Percentage error (%)
4-0-20	2307.8
4-1.0-300	2165.2	2237.30	72.10	3 .33
4-1.0-600	2141.2	2286.37	145.17	6.78
4-1.0-900	1259.6	1416.80	157.20	12.48
4-1.5-300	2241.2	2347.21	106.01	4.73
4-1.5-600	2072.2	2179.13	106.93	5.16
4-1.5-900	1122.6	1261.47	138.87	12.37
4-2.0-300	2144.8	2301.16	156.36	7.29
4-2.0-600	1997.0	2218.27	221.27	11.08
4-2.0-900	1048.0	1193.78	145.78	13.91
5-0-20	2670.4
5-1.0-300	2610.2	2864.96	254.76	9.76
5-1.0-600	2608.6	2914.85	306.25	11.74
5-1.0-900	1586.4	1881.63	295.23	18.61
5-1.5-300	2838.8	3252.98	414.18	14.59
5-1.5-600	2434.4	2636.70	202.30	8.31
5-1.5-900	1497.2	1757.41	260.21	17.38
5-2.0-300	2699.4	3057.61	358.21	13.27
5-2.0-600	2292.0	2517.07	225.07	9.82
5-2.0-900	1504.6	1800.55	295.95	19.67
6-0-20	3120.2
6-1.0-300	2816.0	3073.95	257.95	9.16
6-1.0-600	2728.8	2959.93	231.13	8.47
6-1.0-900	1857.4	2015.65	158.25	8.52
6-1.5-300	3256.0	3519.08	263.08	8.08
6-1.5-600	2684.8	2844.55	159.75	5.95
6-1.5-900	1724.8	1878.82	154.02	8.93
6-2.0-300	3328.4	3607.32	278.92	8.38
6-2.0-600	2582.6	2723.87	141.27	5.47
6-2.0-900	1753.2	1890.65	137.45	7.84