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

Table 5

Young’s modulus for M40 grade of the column with 0 mm wrapping.

S. No	Load (kN)	Deflection (mm)	Stress (N/mm^2)	Strain ×10^−5	Young’s modulus E
1	20	0.002	1.13	0.67	1.68
2	40	0.009	2.26	3	0.75
3	60	0.02	3.39	6.66	0.5
4	80	0.030	4.52	10	0.45
5	100	0.036	5.65	12	0.47
6	120	0.054	6.79	18	0.37
7	140	0.072	7.92	24	0.33
8	160	0.088	9.05	29	0.3
9	180	0.111	10.18	37.4	0.27
10	200	0.142	11.31	47.3	0.23
11	220	0.174	12.44	58	0.21
12	240	0.207	13.58	69	0.19
13	260	0.242	14.71	80.6	0.18
14	280	0.730	15.84	243	0.06
15	300	0.697	16.97	232	0.07
16	320	0.648	18.10	216	0.08
17	340	0.613	19.24	204	0.09
18	360	0.578	20.3	192	0.10
19	380	0.538	21.50	179	0.12