In which of the following process does mild steel absorb carbon and nitrogen to obtain a hard surface?
Cyaniding
Therefore, Cyaniding is the process that fits the description of absorbing both carbon and nitrogen to achieve a hard surface layer on mild steel. The process by which mild steel absorbs both carbon and nitrogen to obtain a hard surface is known as Cyaniding.
The aim of the tempering heat treatment is to reduce _____ while substantially reducing ______.
Which is a false statement about tempering? Tempering is done to
In order to gain toughness in hardened steel, the process usually adopted is:
The process where the carbon from outside is introduced in the surface of steel by keeping charcoal at higher temperatures is called ________.
The hardening of machine tool guideways is usually carried out by