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Question

Cyaniding is carried out at a temperature of ___________.

The correct answer is

950°C

Comparing the options with the typical temperature ranges for cyaniding, 950^\circC is the temperature that aligns with high-temperature cyaniding or related processes like carbonitriding aimed at significant case hardening. Among the given options, 950^\circC is the temperature that falls within this standard range for effective cyaniding. Therefore, the correct answer is 950°C.

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Important Questions from Case Hardening

  1. The aim of the tempering heat treatment is to reduce _____ while substantially reducing ______.

  2. Which is a false statement about tempering? Tempering is done to

  3. In order to gain toughness in hardened steel, the process usually adopted is:

  4. The process where the carbon from outside is introduced in the surface of steel by keeping charcoal at higher temperatures is called ________.

  5. The hardening of machine tool guideways is usually carried out by

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