In timber structures, connections are vital for plasticity and ductile failure modes but knowledge on their behaviour under high loading rates or cyclic loading is limited. This chapter summarizes an experimental campaign on laterally-loaded timber connections with a single dowel and a slotted-in steel plate. Quasi-static cyclic experiments showed severe degradation phenomena, while high loading rates in monotonic experiments led to increased yield force and, at loading parallel to the grain, to reduced ductility. The effects on ductility, maximum force, and failure modes varied with the load-to-grain angle.

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Rate-Dependency and Hysteresis of Timber Connections with a Single Laterally-Loaded Dowel and a Slotted-in Steel Plate

  • Katharina Sroka,
  • Alex Sixie Cao,
  • Pedro Palma,
  • Andrea Frangi

摘要

In timber structures, connections are vital for plasticity and ductile failure modes but knowledge on their behaviour under high loading rates or cyclic loading is limited. This chapter summarizes an experimental campaign on laterally-loaded timber connections with a single dowel and a slotted-in steel plate. Quasi-static cyclic experiments showed severe degradation phenomena, while high loading rates in monotonic experiments led to increased yield force and, at loading parallel to the grain, to reduced ductility. The effects on ductility, maximum force, and failure modes varied with the load-to-grain angle.