Consider 2.0 kg of austenite containing 0.5 wt% C and cooled to just below 727°C (1341°F). (a) What is the proeutectoid phase? (b) How many kilograms each of pearlite, the proeutectoid phase, and cementite form? Temperature (°C)016001538°C1400δ12001493°C51015201394°CY+L1000912°C800α+Y6004000(Fe)y, Austenite2.140.760.022a, FerriteL1147°C4.30a + Fe3C123Composition (wt% C)Y + Fe3C727°C2525250020001500Cementite (Fe3C)10004566.70Temperature (°F)

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Temperature (°C) 0 1600 1538°C 1400 δ 1200 1493°C 5 10 15 20 1394°C Y+L 1000 912°C 800 α + Y 600 400 0 (Fe) y, Austenite 2.14 0.76 0.022 a, Ferrite L 1147°C 4.30 a + Fe3C 1 2 3 Composition (wt% C) Y + Fe3C 727°C 25 25 2500 2000 1500 Cementite (Fe3C) 1000 4 5 6 6.70 Temperature (°F)

Temperature (°C) 0 1600 1538°C 1400 δ 1200 1493°C 5 10 15 20 1394°C Y+L 1000 912°C 800 α + Y 600 400 0 (Fe) y, Austenite 2.14 0.76 0.022 a, Ferrite L 1147°C 4.30 a + Fe3C 1 2 3 Composition (wt% C) Y + Fe3C 727°C 25 25 2500 2000 1500 Cementite (Fe3C) 1000 4 5 6 6.70 Temperature (°F)

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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