Q228
When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of
A.
Mainly ferrite
B.
Mainly pearlite
C.
Ferrite and pearlite
AnswerD.
Pearlite and cementite
Answer: Option C
Solution
Answer: Option C
Solution:
When steel containing less than 0.8% carbon is cooled slowly from temperatures above or within the critical range, it consists of Ferrite and pearlite