Archive | Furnaces

The description of some important heat treatment furnaces is given below: 1. Oil and Gas Fired Furnaces: Oil-fired or gas-fired furnaces may be designed as direct fired, semi-muffle, or muffle. a. The 'direct-fired furnaces' allow the steel to come into direct contact with the hot gases of combustion and are mainly used for heating steel for forging operations. b. The [...]