Name: Heat-treatment of steel
Uploaded: 2022-01-31T09:22:31+00:00
Channel: Imran Siddiqui
Description: In the past, a great deal of heat treatment, mainly of tools, was done in a blacksmith's fire, and even today this method is still used in some places. At best, however, this heating method is unreliable, as for all but small tools the heating is not uniform and, more importantly, estimating the correct temperature