DeGarmo's Materials and Processes in Manufacturing
12th Edition
ISBN: 9781118987674
Author: J. T. Black, Ronald A. Kohser
Publisher: WILEY
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Chapter 30, Problem 22RQ
To determine
The process to make many small holes in a very hard alloy.
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As the carbon content of plain carbon steel is increased what happens to its strength and hardness?
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Chapter 30 Solutions
DeGarmo's Materials and Processes in Manufacturing
Ch. 30 - How do the MRRs for most NTM processes compare to...Ch. 30 - What are the steps in chemical machining using...Ch. 30 - In chemical machining, should the etchant be...Ch. 30 - What are the advantages of chemical blanking over...Ch. 30 - How are multiple depths of cut (steps) produced by...Ch. 30 - Would it be feasible to produce a groove 2 mm wide...Ch. 30 - A drawing calls for making a groove 23 mm wide and...Ch. 30 - Could an ordinary steel weldment be chemically...Ch. 30 - How could you produce a tapered section by...Ch. 30 - What is the principal application of...
Ch. 30 - How is ECM related to chemical machining?Ch. 30 - What effect does work material hardness have on...Ch. 30 - What is the principal cause of tool wear in ECM?Ch. 30 - Would electrochemical grinding be a suitable...Ch. 30 - Upon what factors does the metal removal rate...Ch. 30 - Why is the tool insulated in the ECM schematic?Ch. 30 - What is the nature of the surface obtained by...Ch. 30 - What is the principal advantage of using a moving...Ch. 30 - What effect would increasing the voltage have on...Ch. 30 - If a metal part is quite brittle and the part will...Ch. 30 - If you had to make several holes in a large number...Ch. 30 - Prob. 22RQCh. 30 - Explain (using a little physics and metallurgy)...Ch. 30 - Prob. 24RQCh. 30 - What are some possible defects that can result...Ch. 30 - What are some other uses for the laser other than...Ch. 30 - How does the laser produce coherent light...Ch. 30 - What is ablation?Ch. 30 - What is an excimer?Ch. 30 - In Figure 30.16, what is the protective tape...Ch. 30 - Why is the EBM process done in a vacuum?Ch. 30 - What is the major problem with the redesigned cap...
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- Temper drying or tempering a quench harden steel part reduces the brittleness of a part. It also reduces the ultimate -------? strength and -------? strength of a part. However the tempering process also increases the materials ----?as measured by the percent elongation.arrow_forwardWhy is it important to know the suitable fabrication/processing technique to be used for a certain metal?Enumeratearrow_forwardWhy does the hardness decrease at 600 ° C after rising when the tempering processarrow_forward
- Name two kinds of equipment that are used for heating steel to a precise hardening temperature.arrow_forwardExplain the basic principle of the following steel making process: 1. Bessemer process 2. Open-heart process 3. Electric Arc processarrow_forwardHello I have just a quick question I was wondering an expert could answer. Would you happen to know the what type of alloy a piece of aluminum would be if the brinell hardness number for it is 103.262? Please let me know thanks.arrow_forward
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