Topic: Material Science
"Troosite" is obtained when
- A. Quenching steel during transformation
- B. A fully hardened steel is finally drawn at about 677 °C
- C. Steel is rapidly quenched in oil
- D. When alloy steels are rapidly quenched in water
Answer: A. Quenching steel during transformation
Explanation: "Troosite" is obtained when quenching steel during transformation.