Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
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Chapter 7, Problem 25RQ
How is the corrosion�resistance
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Why does chromium in stainless steel make them more corrosion resistant in many environments than plain carbon steel
Of the following alloys, pick the one(s) thatmay be strengthened by heat treatment,cold work, or both: R50250 titanium, AZ31Bmagnesium, 6061 aluminum, C51000 phos-phor bronze, lead, 6150 steel, 304 stainlesssteel, and C17200 beryllium copper.
(a) Using sketches, describe the carburisation process for steel components.(b) The yield stress for a metal changes from 450 Nmm-2to 610 Nmm-2 when the average grain diameter decrease from 0.043 mm to 0.022 mm. Determine the yield stressfor the same metal with an average grain diameter of 0.030 mm.(c) From the point of view of corrosion, Describe and discuss, using sketches andexamples the use of metallic coatings.(d) Discuss the advantages and disadvantages of hot and cold working of metals.(e) Describe and discuss the ionic bonding process.2. (a) A polypropylene specimen has a mass of 28 kg and density of 1.65x103 kgm-3.Determine the crystallinity by weight of the specimen.Use the following information,Density of the crystalline phase = 1.77x103 kgm-3Density of the amorphous phase = 1.43x103 kgm-3(b) A standard Vickers Hardness test was conducted on a metal specimen. Determine theVicker’s hardness number and the tensile stress of the specimen. The applied loadwas 10 kgf, and the…
Chapter 7 Solutions
Degarmo's Materials And Processes In Manufacturing
Ch. 7 - What types of properties do nonferrous metals...Ch. 7 - For what respects are the nonferrous metals...Ch. 7 - In what ways might the nonferrous metals offer...Ch. 7 - Prob. 4RQCh. 7 - Prob. 5RQCh. 7 - Prob. 6RQCh. 7 - What properties of copper make it attractive for...Ch. 7 - Prob. 8RQCh. 7 - Prob. 9RQCh. 7 - Why does the copper designation system separate...
Ch. 7 - What are some of the attractive engineering...Ch. 7 - Why might cold�worked brass require a stress...Ch. 7 - Why might the term bronze be potentially...Ch. 7 - What are some attractive engineering properties of...Ch. 7 - Prob. 15RQCh. 7 - Prob. 16RQCh. 7 - Prob. 17RQCh. 7 - Prob. 18RQCh. 7 - Prob. 19RQCh. 7 - What is the primary benefit of aluminum recycling...Ch. 7 - Prob. 21RQCh. 7 - Prob. 22RQCh. 7 - Prob. 23RQCh. 7 - Prob. 24RQCh. 7 - How is the corrosion�resistance mechanism...Ch. 7 - Why do aluminum and aluminum alloys present...Ch. 7 - How are the wrought alloys distinguished from the...Ch. 7 - Prob. 28RQCh. 7 - Prob. 29RQCh. 7 - What unique combination of properties is offered...Ch. 7 - Prob. 31RQCh. 7 - Why are aluminum–silicon alloys popular for...Ch. 7 - What specific material properties might make an...Ch. 7 - Prob. 34RQCh. 7 - What are some possible applications of aluminum...Ch. 7 - Prob. 36RQCh. 7 - Describe the designation system applied to...Ch. 7 - Prob. 38RQCh. 7 - Prob. 39RQCh. 7 - How does the ability to strengthen magnesium...Ch. 7 - Prob. 41RQCh. 7 - Prob. 42RQCh. 7 - Prob. 43RQCh. 7 - Prob. 44RQCh. 7 - Prob. 45RQCh. 7 - What feature is used in the designation of...Ch. 7 - What are some of the primary application areas for...Ch. 7 - Prob. 48RQCh. 7 - Prob. 49RQCh. 7 - Prob. 50RQCh. 7 - What are the distinct characteristics of...Ch. 7 - Prob. 52RQCh. 7 - Prob. 53RQCh. 7 - Prob. 54RQCh. 7 - Prob. 55RQCh. 7 - Prob. 56RQCh. 7 - What temperature is generally considered to be the...Ch. 7 - Prob. 58RQCh. 7 - Prob. 59RQCh. 7 - Prob. 60RQCh. 7 - What are some applications of depleted uranium?...Ch. 7 - Prob. 62RQCh. 7 - Prob. 63RQCh. 7 - Prob. 64RQCh. 7 - What are some of the medical applications of...Ch. 7 - Prob. 66RQCh. 7 - Prob. 1PCh. 7 - Identify or select a product in which a magnesium...Ch. 7 - Prob. 3PCh. 7 - Prob. 4PCh. 7 - Prob. 5PCh. 7 - In 2008, The US Environmental Protection Agency...Ch. 7 - For each of the materials identified, determine...Ch. 7 - There are various pairings between the ball and...Ch. 7 - Which of the preceding combinations would you...Ch. 7 - Prob. 1.4CSCh. 7 - Prob. 1.5CSCh. 7 - Prob. 2.1CSCh. 7 - Prob. 2.2CS
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- The addition of alloying elements to high carbon steel alloys increase their wear resistance, due to إجابتك In order to avoid cracking during quenching , it must be ................... إجابتك The smallest building block of crystal structure known as إجابتك The corrosion resistance of materials improves during recovery as a result of إجابتك The main difference between isomorphous and eutectic systems is ......... إجابتكarrow_forwardExplain what should be corrosion potential of galvanized steel which zinc layer has been removed and polished in 0.5M NaCl solution?arrow_forwardMention the factors influencing corrosionarrow_forward
- Name the two carriers of heat conduction through a metal. Provide at least one way you could modify a hypoeutectoid steel product to improve the first carrier, and then provide one way you could modify the same steel to improve the second carrier.arrow_forwardExplain how intergranular precipitation leads to intergranular Stress corrosion cracking (IG Stress corrosion cracking) in austenitic stainless steel? ( explain deeply with step by step and type the answer.)arrow_forwardout of (a). Briefly explain THREE (3) sources of internal residual stresses in metal components and state the consequences of these stresses. Huraikan secara ringkas TIGA (3) sumber tegasan baki dalaman di dalam komponen logam dan nyatakan akibat tegasan tersebut (b). Describe with the aid of an illustration, heat treatment procedures for steels and state the intended final microstructure. Dengan bantuan gambar rajah, huraikan tatacara rawatan boba untuk keluli yang berikut serta nyatakan mikrostruktur akhir yang dikehendaki. (). Full annealing Penyepuhlindapan penuh (i). Normalizing Penormalan (ii). Tempering Pembajaanarrow_forward
- I. Martensitic stainless steels are capable of being heat treated II. Austenitic Stainless Steels are the most corrosion resistant because of the high chromium contents III. Ferritic Stainless Steels are hardened and strengthened by cold work Which statement(s) is/are true given above about stainless steels?arrow_forwardQUESTION 4 A method of determining the result of heat treatment as well as the state of a metal prior to heat treatment TTTArial 3 (12pt) Path: p !!!arrow_forwardExplain the mechanism of the corrosion fatigue and thermal fatigue, how to prevent/protect from your design?arrow_forward
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