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

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1.	For hardening alloy steels and high speed steels, they are heated to?
A.	1100 to 1300¬¨‚àûC
B.	1300 to 1500¬¨‚àûC
C.	500 to 600¬¨‚àûC
D.	700 to 900¬¨‚àûC
Answer» B. 1300 to 1500¬¨‚àûC

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