MECH 3700 Midterm: Exam-MECH3700-1998December

• School: Carleton University
• Department: Mechanical Engineering
• Course: MECH 3700
• Professor: All

Document Summary

Department name & course number: mechanical & aerospace engineering 88. 370. Students must count the number of pages in this examination question paper before beginning to write, and report any discrepancy. This examination question paper ma y be taken from the examination room. to a proctor. Do all eight questions (total marks = 50) (8 marks) You are to fonn a cup by deep drawing steel of 0. 3 mrn thickness. The steel has a limiting draw ratio of 2 and an ultimate tensile strength of 400 mpa. The cup is to be 50 mrn in diameter. (a) Estimate the maximum cup height that is possible to deep draw without the requirement for redrawing or ironing. Estimate the force required to shear one blank from a large piece of the steel sheet. Estimate the force required to deep draw the one cup. (b) (c) (4 marks) Explain what is pig iron and what is cast iron. (6 marks)