15.11. A 4-in. round pipe with a 1-in. inside diameter is drawn into a 2-in. diameter pipe. About how many passes are re

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15 11 A 4 In Round Pipe With A 1 In Inside Diameter Is Drawn Into A 2 In Diameter Pipe About How Many Passes Are Re 1 (12.97 KiB) Viewed 26 times

15.11. A 4-in. round pipe with a 1-in. inside diameter is drawn into a 2-in. diameter pipe. About how many passes are required? 15.12. Approximately how many feet of 0.005 in. foil 3 ft. wide can be made from 3 lb of lead? (Hint: The density of lead is given in Chapter 4.) 15.13. Calculate the wall thickness of a large nose cone made from 25.4-mm plate. The included angle of the cone is 60%. 15.14. If it is desired that steel shot leave the wheel at 500 ft/s, what size wheel is needed if it operates at 3600 rpm? What is 500 ft/s in SI units? 15.15. A metal is shear-spun to a thickness of 0.098 in.. and a cone angle of 65° is necessary. What original stock thickness is required?