4-Transformation in eutectoid steels is named as a. Austenitizing b. Carburizing c. Decarburizing d. Nitriding 5-Which of the following types of cast iron includes black flakes of graphite in it? a. White cast iron b.Grey cast iron c. Ductile cast iron d.Malleable cast iron 6- Nodules of graphite are observed in the microstructure of a. White cast iron b. Malleable cast iron c. Spheroidal cast iron d. All of the above.

4-Transformation in eutectoid steels is named as a. Austenitizing b. Carburizing c. Decarburizing d. Nitriding 5-Which of the following types of cast iron includes black flakes of graphite in it? a. White cast iron b.Grey cast iron c. Ductile cast iron d.Malleable cast iron 6- Nodules of graphite are observed in the microstructure of a. White cast iron b. Malleable cast iron c. Spheroidal cast iron d. All of the above.

Precision Machining Technology (MindTap Course List)

2nd Edition

ISBN:9781285444543

Author:Peter J. Hoffman, Eric S. Hopewell, Brian Janes

Publisher:Peter J. Hoffman, Eric S. Hopewell, Brian Janes

Chapter2: Measurement, Materials, And Safety

Section2.7: Heat Treatment Of Metals

Problem 4RQ: What type of hardening operation that leaves the inner core in a softer condition is sometimes...

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