Q128
Maximum percentage of carbon in austenite is
A.
0.025%
B.
0.26%
C.
0.8%
D.
1.7%
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Austenite is a face centred cubic structure (fcc). It is stable at temperatures above 723C depending upon carbon content. It can dissolve upto 2% carbon.