Experimental Investigation on the Ecofriendly External Wrapping of Glass Fiber Reinforced Polymer in Concrete Columns

Table 7

Young’s modulus for M20 grade of column with 5 mm wrapping.

S.No	Load (kN)	Deflection (mm)	Stress (N/mm^2)	Strain (×10^−5)	Young’s modulus E
1	50	0.160	2.830	5.333	0.5300
2	100	0.335	5.658	1.116	0.5069
3	150	0.524	8.488	1.746	0.4861
4	200	0.681	11.317	2.273	0.4978
5	250	0.804	14.147	2.684	0.5270
6	300	1.028	16.976	3.426	0.4955
7	350	1.324	19.805	4.413	0.4487
8	400	1.670	22.635	5.566	0.4066
9	450	2.135	25.464	7.116	0.3578
10	500	2.525	28.294	8.416	0.3361
11	550	2.894	31.123	9.646	0.3288
12	600	4.385	33.953	14.616	0.2323
13	650	3.784	36.782	12.613	0.2916
14	700	5.195	39.611	17.316	0.2287
15	750	4.578	42.441	15.260	0.2781
16	800	6.135	45.270	20.450	0.2213
17	850	7.578	48.100	25.260	0.1904
18	900	9.082	50.930	30.273	0.1682
19	950	17.764	53.760	59.213	0.0097
20	1000	20.478	56.588	68.260	0.0082