For hardening alloy steels and high speed steels, they are heated to

Question: For hardening alloy steels and high speed steels, they are heated to
[A].

500 to 600°C

[B].

700 to 900°C

[C].

1100 to 1300°C

[D].

1300 to 1500°C

Answer: Option C

Explanation:

No answer description available for this question.