PSI - Issue 44

Federico Gusella et al. / Procedia Structural Integrity 44 (2023) 790–797 F. Gusella et al./ Structural Integrity Procedia 00 (2022) 000 – 000

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Fig. 2. Instrumentation layout: wire-actuated encoders (f 1 -f 5 ) and omega strain gages (e 1 -e 2 ).

a)

b)

Fig. 3. Types of connection between the diagonal and the fuse: a) RHS. b) UPN.

Table 4. List of tests

Specimen

Cross-section

Loading History

Connection at fuse mid span

Connection at fuse-ends

UPN 50m UPN 50c RHS 80m RHS 80c UPN 65m UPN 65c UPN 100m UPN 100c RHS 150m RHS 150c

2xUPN50 2x UPN50

monotonic

2M12 2M12 welded welded 2M12 2M12 2M22 2M22 welded welded

3M12 3M12 1M22 1M22 3M12 3M12 1M22 1M22 1M22 1M22

cyclic

RHS80x40x5 RHS80x40x5 2x UPN65 2x UPN65 2x UPN100 2x UPN100 RHS150x100x4 RHS150x100x4

monotonic

cyclic

monotonic

cyclic

monotonic

cyclic

monotonic

cyclic