Table 3.

Secant modulus (MPa) for X samples.

EX (MPa)
SL	S1	S2	S3	S4	S5	Mean	St
0%	219.48	210.42	217.91	209.29	212.61	213.94	4.53
5%	540.18	466.34	560.42	519.42	493.51	515.97	37.22
10%	705.37	674.87	553.99	586.38	661.76	636.47	63.59
15%	528.59	448.65	461.06	454.79	450.21	468.66	33.85