Mechanical Behavior of Damaged H-Section Steel Structure

Table 1

Data of tensile test.

Q345 steel plate test
Group number	Specimen number	Initial deformation (mm)	Initial strain (%)	Initial elastic modulus E0 (GPa)	Unloading elastic modulus E’ (GPa)	Loading elastic modulus Ě (GPa)
The first group	X-01	0	0	189.406	--	--
	X-02	0	0	194.075	--	--
	X-03	0	0	186..831	--	--
The second group	X-04	0.8	1.6	189.914	152.243	159.828
	X-05	0.8	1.6	176.957	157.844	161.121
	X-06	0.8	1.6	190.728	155.084	157.661
The third group	X-07	2	4	180.096	148.282	148.913
	X-08	2	4	184.590	151.591	168.217
	X-09	2	4	194.798	150.475	152.643
The fourth group	X-10	3	6	205.387	142.254	147.342
	X-11	3	6	175.724	134.118	137.034
	X-12	3	6	193.402	136.921	151.378
The fifth group	X-13	4	8	182.236	133.788	134.963
	X-14	4	8	191.110	135.149	138.170
	X-15	4	8	174.076	141.097	148.569
The sixth group	X-16	5	10	176.064	135.568	146.122
	X-17	5	10	182.819	134.673	133.307
	X-18	5	10	179.192	135.745	140.715
The seventh group	X-19	7	14	207.494	120.060	121.416
	X-20	7	14	164.472	120.332	121.737
	X-21	7	14	189.840	120.994	122.178
The eighth group	X-22	8.4	16.8	190.598	127.443	125.962
	X-23	8.4	16.8	178.959	118.255	124.386
	X-24	8.4	16.8	178.563	115.233	119.571