Determine the in-plane normal and shear stresses along the seam of the tank of Problem 6.16 if it is helically wound at an angle θ = 60°.
Problem 6.16:
Determine the maximum in-plane stresses for a cylindrical tank made of steel (E = 205 GPa, ν = 0.30), having a mean radius of 2 m and a thickness of 20 mm, and subjected to an internal pressure p = 1 MPa.