Specimen number

Specimen thickness

Yield Strength

f y (MPa)

Yield strain ε y

modulus of elasticity E (MPa)

tensile strength

f u (MPa)

Ultimate strain ε u

C8-1

8

376.5

0.00197

189,789

592.6

0.144

C8-2

8

379.6

0.00194

190,243

586.4

0.137

C8-3

8

388.2

0.00199

191,877

589.3

0.156

C20-1

20

358.9

0.00177

201,898

559.5

0.099

C20-2

20

365.8

0.00179

203,270

556.4

0.076

C20-3

20

363.4

0.00179

202,425

557.1

0.085

average value

-

372.1

0.00188

196,583

573.5

0.11