Q147
A steel contains 38.5 mass % pro-eutectoid ferrite and 61.3 mass % austenite at eutectoid temperature (723°C). The carbon content of steel, in mass %, is
A.
0.35
B.
0.40
C.
0.45
D.
0.50
AnswerAnswer: Option D
Solution
Answer: Option D
No explanation is given for this question Let's Discuss on Board