Research Article

Cyclic Behavior and Modeling of Bolted Glulam Joint with Cracks Loaded Parallel to Grain

Table 3

Summary of the mechanical parameters of Joint 1.

Joint 1-NOJoint 1-SBJoint 1-DBJoint 1-STJoint 1-DT

Elastic stiffness (kN/mm)32.7/33.628.9/33.524.5/33.624.6/33.517.2/33.0
Yield force (kN)35.8/−36.030.5/−35.822.4/−35.730.3/−35.924.1/−35.6
Yield displacement (mm)1.7/−1.681.65/−1.621.52/−1.641.85/−1.631.87/−1.68
Peak load (kN)37.6/−38.831.4/−37.729.4/−37.331.6/−37.729.4/−37.3
Ultimate displacement (mm)2.55/−3.973.27/−3.824.33/−3.803.02/−3.824.33/−3.80
Ductility ratio1.50/2.361.98/2.362.85/2.321.63/2.342.32/2.26

Note. Mechanical parameters are calculated from the positive and negative sides of skeleton curves, respectively.