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Table 9 Ductility indices of all specimens.

From: Experimental Investigation on Flexural Capacity of Reinforced Concrete Beams Strengthened with 3D-Fiberglass, CFRP and GFRP

Specimen name

\({\mu }_{d}\)

\({\mu }_{d}\)/\({\mu }_{d}\)(REF)

\({\mu }_{d}\)/\({\mu }_{d}\)(RGFRP)

REF

4.362637

1

RCFRP

2.029666

0.47

RGFRP

2.474496

0.57

1

R3DTR

3.912437

0.9

1.58

R3DTG

3.876404

0.88

1.56

R3DTRB

2.780784

0.63

1.12