Solution to Problem 337 | Torsion of thin-walled tube

Problem 337
A torque of 600 N·m is applied to the rectangular section shown in Fig. P-337. Determine the wall thickness t so as not to exceed a shear stress of 80 MPa. What is the shear stress in the short sides? Neglect stress concentration at the corners.
 

Fig. P-337 Rectangular thin walled section

 

Solution 337