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

Table 9

Young’s modulus for M40 grade of column with 5 mm wrapping.

S.No	Load (kN)	Deflection (mm)	Stress (N/mm^2)	Strain (x10^−5)	Young’s modulus E
1	50	0.0720	2.830	2.400	0.117
2	100	0.120	5.658	4.000	0.141
3	150	0.183	8.488	6.100	0.139
4	200	0.262	11.317	8.733	0.129
5	250	0.321	14.147	1.070	0.132
6	300	0.380	16.976	1.270	0.133
7	350	0.437	19.805	1.455	0.136
8	400	0.501	22.635	1.670	0.135
9	450	0.564	25.464	1.880	0.135
10	500	0.633	28.294	2.110	0.134
11	550	0.693	31.123	2.310	0.134
12	600	0.770	33.953	2.570	0.132
13	650	0.881	36.782	2.930	0.125
14	700	0.040	39.611	1.333	0.297
15	750	0.131	42.441	4.370	0.097
16	800	0.263	45.270	8.770	0.051
17	850	0.409	48.100	1.363	0.352
18	900	0.532	50.930	1.773	0.287
19	950	0.780	53.760	2.600	0.206
20	1000	0.923	56.588	3.076	0.183
21	1050	1.014	59.417	3.380	0.175
22	1100	1.195	62.244	3.988	0.156
23	1150	1.351	65.076	4.503	0.144
24	1200	1.581	67.906	5.270	0.128
25	1250	1.794	70.735	5.980	0.118