Apparatus for and method of heating and cooling metal products.

摘要

Installation for heating and cooling metal products includes an elongated pit having a removable lid and a gas inlet and gas outlet at opposing ends of the pit. A duct connects the inlet and outlet and a fan circulates gas through the pit and duct. The products in the pit may be heated by burners, electrical resistance, or induction heating. Heating and cooling of metal products, esp. semi-finished products such as steel billets, bars and rounds. The appts. can be combined with a rolling mill installation. Head treatment of the products can be effected in a single pit adjacent to the mill exit which saves handling.