Issue 54

Z. H. Xiong et alii, Frattura ed Integrità Strutturale, 54 (2020) 136-152; DOI: 10.3221/IGF-ESIS.54.10

3000

2000

C30 C50 C60

Load (kN)

1000

0

0

20

40

Connection deformation(mm)

Figure 9: Grouted concrete’s effect on joint’s strength

(a) transverse plastic strain of TT14’s chord (3% b 0 ) (b) shear plastic strain of TT14’s chord (3% b 0 )

(c) transverse plastic strain of TT14P’s chord (3% b 0 ) (d) shear plastic strain of TT14P’s chord (3% b 0 ) Figure 10: Failure modes of TT14 and TT14P.

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