If the carbon concentration of a plain carbon steel is 1.0%, and it is cooled fairly slowly (i.e. not quenched) from a liquid melt to room temperature, will the room temperature microstructure be 100% pearlite? If not, what phase will the “non- pearlite” grains consist of? Composition (at% C)1015202516001538°C1493°CL140025001394°Cy+L12001147°C2.144.30y, Austenite20001000912°Cy + Fe3C8001500727°C0.760.022600a, Ferritea + Fe3CCementite (Fe3C)10004000.2346.70(Fe)Composition (wt% C)Temperature (°C)Temperature (°F)

If steel is cooled at 0.76% them resulting structure will form pearlite.

If the carbon concentration of a plain carbon steel is 1.0%, and it is cooled fairly slowly (i.e. not quenched) from a liquid melt to room temperature, will the room temperature microstructure be 100% pearlite? If not, what phase will the “non- pearlite” grains consist of?

If the carbon concentration of a plain carbon steel is 1.0%, and it is cooled fairly slowly (i.e. not quenched) from a liquid melt to room temperature, will the room temperature microstructure be 100% pearlite? If not, what phase will the “non- pearlite” grains consist of?

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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