For hardening alloy steels and high speed steels, they are heated to Options: A . &nbsp1100 to 1300°C B . &nbsp1300 to 1500°C C . &nbsp500 to 600°C D . &nbsp700 to 900°C

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

Options:

A . 1100 to 1300°C

B . 1300 to 1500°C

C . 500 to 600°C

D . 700 to 900°C

Answer: Option A

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