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17.22 - Describe the relative advantages and limitations of cold and hot isostatic pressing. 17.27 - should green compacts be brought up to the sintering temperature slowly or rapidly? Explain your reasoning. Please see attached.
Subject:
Mechanical and Materials Engineering
Topic:
Manufacturing Processes
Posting ID:
39120
OTA ID:
103997
Introduction to Manufaturing Process - Question 1
1) Calculate the 0.5Tm temperature for Zn,Cu, and Ni. Explain on this basis whether significant creep of these metals should be expected at 200 degrees C. (ISBN 0-07-116911-3) (page 119)
Subject:
Mechanical and Materials Engineering
Topic:
Manufacturing Processes
Posting ID:
41034
OTA ID:
103997
Introduction to Manufaturing Process - Question 2
2) Under otherwise identical conditions, would a melt heated to 1.2TL give a finer-grained casting than one heated to 1.1 TL? Give two reasons for your answer. (0-07-116911-3)
Subject:
Mechanical and Materials Engineering
Topic:
Manufacturing Processes
Posting ID:
41035
OTA ID:
103997
Introduction to Manufaturing Process - Question 3
3) A gear blank has been successfully hot forged on a mechanical press in a closed die. At the beginning of a new production run, the die burst. What is the likely cause? (ISBN 0-07116911-3) (chapter 9)
Subject:
Mechanical and Materials Engineering
Topic:
Manufacturing Processes
Posting ID:
41036
OTA ID:
103997
Introduction to Manufaturing Process - Question 4
4) A flat bar is to be rolls but the rolls refuse to bite (the bar is not drawn into the roll gap). State at least two measures that could be taken. (ISBN 0-07-116911-3) (chapter 9)
Subject:
Mechanical and Materials Engineering
Topic:
Manufacturing Processes
Posting ID:
41037
OTA ID:
103997
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