Quick HT Quiz #12
Which of the stages of quenching process are exhibited by during marquenching using a nitrate – nitrite type salt bath?
a) Vapour Blanket phase and Boiling Phase
b) Boiling Phase and Convection Phase
c) Only Convection phase
d) Vapour blanket phase, boiling phase and convection phase
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Answer: Option c) Only Convection phase
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