Investigation on the Displacement Ductility Coefficient of Reinforced Concrete Columns Strengthened with Textile-Reinforced Concrete

Table 1

Original data of the specimens.

Serial number	Ductility coefficient	Reinforcement layer	Axial compression ratio	Shear span ratio	Stirrup reinforcement ratio (%)	Concrete strength grade
1	6.76	1	0.3	3.8	0.34	40
2	4.36	0	0.3	3.8	0.34	40
3	6.91	2	0.3	3.8	0.34	40
4	6.50	3	0.3	3.8	0.34	40
5	6.60	4	0.3	3.8	0.34	40
6	10.58	2	0.2	3.8	0.34	40
7	5.30	2	0.4	3.8	0.34	40
8	3.73	2	0.5	3.8	0.34	40
9	3.38	2	0.3	2.0	0.34	40
10	6.69	2	0.3	5.6	0.34	40
11	7.59	2	0.3	3.8	0.67	40
12	5.32	2	0.3	3.8	0.22	40
13	3.79	2	0.3	3.8	0.34	30
14	5.03	2	0.3	3.8	0.34	50
15	5.00	2	0.3	3.8	0.34	60