Table 4 Results of the bolt specimens.

From: Experimental and numerical study of tubular steel columns with/without demountable bolted shear connectors embedded in the concrete

Specimen ID

Peak load Pu (kN)

Peak slip δu (mm)

Shear stiffness

0.5 Pu (kN)

Corresponding slip (mm)

k (kN/mm)

SN

71.6

26.6

35.8

0.12

298.3

SNB

225.4

1.90

112.7

0.32

352.2

SNBR

226

3.05

113

0.27

418.5

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