The cooling rate for carbon steel during the annealing process is
a) 50 to 100 °C/hr
b) 100 to 150 °C/hr
c) 150 to 200 °C/hr
d) 200 to 250 °C/hr
1
a
2
b
3
c
4
d
The cooling rate for carbon steel during the annealing process is
a) 50 to 100 °C/hr
b) 100 to 150 °C/hr
c) 150 to 200 °C/hr
d) 200 to 250 °C/hr