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US 2026/0242886 A1Published application
Steel for knives
AssigneeProterial, Ltd.
InventorKentaro FUKUMOTO
Life of this patent
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Abstract
Provided are: steel for knives, having a higher hardness and better corrosion resistance than conventional steel for knives; a knife; steel for martensitic knives; and a production method for same. The steel for knives comprises a component composition containing, in mass %, 0.55 to 0.95% C, 0.1 to 0.49% Si, 0.1%-1.5% Mn, 9.0 to 10.2% Cr, and 0.5%-3.0% of either Mo or W or a complex of both (Mo+W/2), with the remainder being Fe and unavoidable impurities.
Claims3
A steel for knives having a component composition comprising:
- in mass %, C:
- 0.55 to 0.95%, Si:
- 0.1 to 0.49%, Mn:
- 0.1 to 1.5%, and Cr:
- 9.0 to 10.2%, and (Mo+W/2) for Mo and W alone or in combination:
- 0.5 to 3.0%, and with a remainder being Fe and unavoidable impurities.
3 more elements
Dependencies are inferred from the claim text.