Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Chapter 8, Problem 6RQ
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What is glass? Why is it called a super cooled material?
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A direct extrusion operation produces the cross section shown in Fig. (2) from an aluminum
billet whose diameter 160 mm and length - 700 mm. Determine the length of the extruded
section at the end of the operation if the die angle -14°
60
X
Fig. (2) Note: all dimensions in mm.
For hot rolling processes, show that the average strain rate can be given as:
=
(1+5)√RdIn(+1)
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A vertical true centrifugal casting process is used to produce bushings that are 250 mm
long and 200 mm in outside diameter. If the rotational speed during solidification is 500
rev/min, determine the inside radii at the top and bottom of the bushing if R-2R. Take:
-9.81 mis
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Chapter 8 Solutions
Manufacturing Engineering & Technology
Ch. 8 - What is a ceramic?Ch. 8 - List the major differences between the properties...Ch. 8 - List the major types of ceramics that are useful...Ch. 8 - What do the following materials typically consist...Ch. 8 - Prob. 5RQCh. 8 - Prob. 6RQCh. 8 - Prob. 7RQCh. 8 - Prob. 8RQCh. 8 - Prob. 9RQCh. 8 - Prob. 10RQ
Ch. 8 - Prob. 11RQCh. 8 - Prob. 12RQCh. 8 - Prob. 13RQCh. 8 - Prob. 14RQCh. 8 - Prob. 15RQCh. 8 - Prob. 16RQCh. 8 - Prob. 17RQCh. 8 - Prob. 18RQCh. 8 - Explain why ceramics are weaker in tension than in...Ch. 8 - What are the advantages of cermets? Suggest...Ch. 8 - Explain why the electrical and thermal...Ch. 8 - Prob. 22QLPCh. 8 - Prob. 23QLPCh. 8 - Explain why the mechanical properties of ceramics...Ch. 8 - Explain how ceramics can be made tougher.Ch. 8 - List and describe situations in which static...Ch. 8 - What properties are important in making...Ch. 8 - A large variety of glasses is now available. Why...Ch. 8 - Prob. 29QLPCh. 8 - Prob. 30QLPCh. 8 - Aluminum oxide and PSZ are described as white in...Ch. 8 - Why does the strength of a ceramic part depend on...Ch. 8 - In old castles and churches in Europe, the glass...Ch. 8 - Prob. 34QLPCh. 8 - Prob. 35QLPCh. 8 - Perform an Internet search and determine the...Ch. 8 - Prob. 37QLPCh. 8 - Prob. 38QLPCh. 8 - In a fully dense ceramic, UTSO = 200 MPa and EO =...Ch. 8 - Plot the UTS, E, and k values for ceramics as a...Ch. 8 - What would be the tensile strength and the modulus...Ch. 8 - Prob. 42QTPCh. 8 - Prob. 43QTPCh. 8 - Prob. 44QTPCh. 8 - Prob. 45SDPCh. 8 - Prob. 46SDPCh. 8 - Prob. 47SDPCh. 8 - Prob. 48SDPCh. 8 - Prob. 49SDPCh. 8 - Prob. 50SDPCh. 8 - Conduct a literature search and write a brief...Ch. 8 - Prob. 52SDPCh. 8 - Prob. 53SDPCh. 8 - It has been noted that the strength of brittle...Ch. 8 - Prob. 55SDP
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- : +0 العنوان use only In conventional drawing of a stainless steel wire, the original diameter D.-3mm, the area reduction at each die stand r-40%, and the proposed final diameter D.-0.5mm, how many die stands are required to complete this process. онarrow_forwardIn non-continuous dieless drawing process for copper tube as shown in Fig. (1), take the following data: Do-20mm, to=3mm, D=12mm, ti/to=0.6 and vo-15mm/s. Calculate: (1) area reduction RA, (2) drawing velocity v. Knowing that: t₁: final thickness D₁ V. Fig. (1) Darrow_forwardA vertical true centrifugal casting process is used to produce bushings that are 250 mm long and 200 mm in outside diameter. If the rotational speed during solidification is 500 rev/min, determine the inside radii at the top and bottom of the bushing if R-2Rb. Take: 8-9.81 m/sarrow_forward
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