Engineers’ Corner: Stress Formulae for Welded Connections (Plug and Slot Welds)

Question 1:
How to calculate the shear stresses in straight plug welds connecting two plates.

Question 2:
How to calculate the shear stresses in bevelled plug welds connecting two plates.

Question 3:
How to calculate the shear stresses in straight slot welds connecting two plates.

Question 4:
How to calculate the shear stresses in bevelled slot welds connecting two plates.

References:

1. “Steel Design for Engineers and Architects”, 1992: Authors; David A. Fanella, Rene Amon, Bruce Knobloch, Atanu Mazumder.
2. AWS D1.1 2020: Structural Welding Code – Steel