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Author Question: The correct temperature for quenching carbon steels is ________ degrees above the upper critical ... (Read 56 times)

vinney12

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on: Jul 26, 2018
The correct temperature for quenching carbon steels is ________ degrees above the upper critical limit?
 
  A) 50 B) 200 C) 100 D) 1450

Question 2

If high carbon tool steel (about 1.0 carbon) is quenched from only 1200 degrees F. (649 deg. C.), what is the result?
 
  A) No increase in hardness B) Annealing of the metal
  C) Martensite will form D) None of the above


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cloud

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Reply #1 on: Jul 26, 2018
Answer to Question 1

A

Answer to Question 2

A


vinney12

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Reply 2 on: Jul 26, 2018
Wow, this really help

frankwu0507

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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