Tool with a coating
AssigneeBoehler Edelstahl GmbH & Co. KG
InventorsDevrim Caliskanoglu, Christian Mitterer
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Abstract
A coated metal article such as, e.g., a tool, which article comprises a body part comprising a substantially carbon-free precipitation-hardened iron-cobalt-molybdenum/tungsten-nitrogen alloy and carries a coating. The coating has been applied by a PVD method and/or a CVD method and comprises a substantially single-phase crystalline, cubic face-centered structure. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.
Claims22
A coated metal article, wherein the article comprises a body part comprising a substantially carbon-free precipitation-hardened alloy which comprises iron, cobalt, at least one of molybdenum and tungsten, and at least 0.005% by weight of nitrogen and wherein the article carries a coating which has been applied by at least one of a PVD method and a CVD method and comprises a substantially single-phase crystalline, cubic face-centered structure.
Dependencies are inferred from the claim text.