Rivet value is defined as

1. lesser of the bearing strength of rivet and the shearing strength of the rivet
2. lesser of the bearing strength of rivet and the tearing strength of thinner plate
3. greater of the bearing strength of the rivet and the shearing of the rivet.
4. lesser of the shearing strength of the rivet and the tearing strength of thinner plate.

lesser of the bearing strength of rivet and the shearing strength of the rivet