SHEET METAL AND METAL FORMING Copyright Goodheart-Willcox Co., Inc. Chapter 17 Cold Forming Metal Sheet 289 5. Engineering. Work with your instructor to design a simple product (a small tray, coaster, etc.) that can be produced by the Guerin process. Describe in writing how the part would be produced. Have your instructor evaluate your work. 6. Engineering. Work with your instructor to design a simple part or product that can be produced by the bulging process. Describe in writing how the part would be produced. Have your instructor evaluate your work. 7. Engineering. Work with your instructor to design a simple part or product that can be produced by stretch forming. Describe in writing how the part would be produced. Have your instructor evaluate your work. 8. Engineering. Identify a part that could be made by tube bending. Write a paper explaining how the part would be made. Have your instructor evaluate your work.