Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Chapter 34, Problem 4RQ
Explain the difference between case hardening and hard facing.
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Chapter 34 Solutions
Manufacturing Engineering & Technology
Ch. 34 - Explain why surface treatments may be necessary...Ch. 34 - What is shot peening? Why is it performed?Ch. 34 - What are the advantages of roller burnishing?Ch. 34 - Explain the difference between case hardening and...Ch. 34 - Describe the principles of physical and chemical...Ch. 34 - Review Fig. 34.2 and describe the principles...Ch. 34 - Prob. 7RQCh. 34 - Prob. 8RQCh. 34 - Prob. 9RQCh. 34 - Prob. 10RQ
Ch. 34 - Prob. 11RQCh. 34 - Prob. 12RQCh. 34 - Prob. 13RQCh. 34 - Prob. 14RQCh. 34 - Prob. 15RQCh. 34 - Prob. 16RQCh. 34 - Describe how roller-burnishing processes induce...Ch. 34 - Explain why some parts may be coated with...Ch. 34 - Prob. 19QLPCh. 34 - Prob. 20QLPCh. 34 - Prob. 21QLPCh. 34 - It is well known that coatings may be removed or...Ch. 34 - Make a list of the coating processes described in...Ch. 34 - Sort the coating processes described in this...Ch. 34 - Why is galvanizing important for automotive-body...Ch. 34 - Explain the principles involved in various...Ch. 34 - Taking a simple example, such as the parts shown...Ch. 34 - Estimate the plating thickness in electroplating a...Ch. 34 - Which surface treatments are functional, and which...Ch. 34 - An artificial implant has a porous surface area...Ch. 34 - If one is interested in obtaining a textured...Ch. 34 - It is known that a mirrorlike surface finish can...Ch. 34 - It has been observed in practice that a thin layer...Ch. 34 - Prob. 34SDPCh. 34 - Prob. 35SDPCh. 34 - Because they evaporate, solvents and similar...Ch. 34 - Prob. 37SDPCh. 34 - The shot-peening process can be demonstrated with...Ch. 34 - Prob. 39SDPCh. 34 - Prob. 40SDP
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- Find the process tolerance for blanking o 40 piece from 2 mm thick mild steel Sheet. (Take minimum die clearance of 2% per side)arrow_forwardA compound die will be used to blank and punch a large rectangle (90x150mm blank dimensions) out of 6061ST aluminum alloy sheet stock 3.5 mm thick. The diameter of inside hole is 25 mm. The aluminum sheet metal has a tensile strength 310 MPa. Determine the minimum tonnage press (force) to perform the blanking and punching operation (1) assume that blanking and punching occur simultaneously and (2) assume that punching occurs first, then blanking, Take: Ac-0.06arrow_forwardA piece with a height of 120 mm and a diameter of 75 mm can be increased to 80 mm in height by pile-forging.is reduced. The coefficient of friction between the workpiece and the mold is 0.13. Flow curve of the workpiece, 165It is defined by a strength coefficient of MPa and a hardening exponent of 0.24. force during operationCalculate at the moments given below and obtain the force-workpiece height graph(1) as soon as it reaches the yield point (yield strain = 0.002),(2) height h = 115 mm,(3) height h = 110 mm,(4) height h = 105mm,(5) height h = 100mm,(6) height h=95mm,(7) height h = 90 mm,(8) height h = 85mm,(9) height h = 80 mm,arrow_forward
- List the types of forming. Your listing should be based on workpiece temperature. Write down only three advantages per each type.arrow_forwardA compression test is performed on a 2” diameter by 5” long bar of an unknown metal. At the end of the compression test, the bar has a height of 3.5 inches. The strength coefficient (K) and the work hardening coefficient (n ) are 250 MPa and 0.4, respectively. State all assumptions needed to work the problem. a) Calculate the final diameter of the bar in inches. b) Calculate the flow stress in MPa when the length of the bar is 4”.arrow_forwardManufacturer process A compound die will be used to blank and punch a large rectangle (90x150mm blank dimensions) out of 6061ST aluminum alloy sheet stock 3.5 mm thick. The diameter of inside hole is 25 mm. The aluminum sheet metal has a tensile strength = 310 MPa. Determine the minimum tonnage press (force) to perform the blanking and punching operation (1) assume that blanking and punching occur simultaneously and (2) assume that punching occurs first, then blanking. Take: Ac=0.06arrow_forward
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