Water jacket of arc furnace
AssigneeShinto Kogyo Kabushiki Kaisha
InventorsMakoto Nishi, Masao Maesato, Tosirou Takami
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Abstract
A metal-made water-cooling jacket for electric arc furnaces, characterized by comprising an Al diffusion layer having a thickness ranging from 200 to 800 μm, the Al concentration of the outermost surface of the Al diffusion layer being from 10 to 50 wt. %, formed on the surface of the metal by calorizing treatment.
Claims4
A metal-made water-cooling jacket for electric arc furnaces, characterized by comprising an Al diffusion layer having a thickness ranging from 200 to 800 μm, the Al concentration of the outermost surface of the Al diffusion layer being from 10 to 50 wt. %, formed on the surface of the metal by calorizing treatment.
Dependencies are inferred from the claim text.