A Grade 359 Steel Pipe (SMYS: 359 MPa, OD: 72 mm, Wall thickness: 5 mm) is anchored to a rigid concrete block shown in the following picture. One end of the pipe is welded to a special arm (CDE) subjected to torques as shown in the image. Calculate the maximum and minimum shearing stress at point H.

CoursHeroTranscribedText

C 3 kN 120 mm. A 22 D 120 mm 9 kN y B E 25 150 mm x