ou are required to use a furnace-cooled carbon Fe-Mn-0.05C alloy in a structural design that may see service temperatures as low as zero degrees Celsius. From the graph below, suggest an appropriate Mn content (in %) in the alloy.

ou are required to use a furnace-cooled carbon Fe-Mn-0.05C alloy in a structural design that may see service temperatures as low as zero degrees Celsius. From the graph below, suggest an appropriate Mn content (in %) in the alloy.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter1: Heat, Temperature, And Pressure

Section: Chapter Questions

Problem 6RQ: One British thermal unit will raise the temperature of _____ 1b of water _____F.

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Question

You are required to use a furnace-cooled carbon Fe-Mn-0.05C alloy in a structural design that may see service temperatures as low as zero degrees Celsius. From the graph below, suggest an appropriate Mn content (in %) in the alloy.

Temperature, °F
50
100
150
200
-50
300
250
300
2% Mn
1% Mn
200
250
0.5% Mn
200
150
0% Mn
150
100
100
50
50
-50
-25 0 25
50 75
100
125
150
Temperature, °C
Impact energy, J
Impact energy, ft-lb

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