Wide range of sizes in stock! Material "SCM440H" tempered in its black skin state.
"SCM440H-H" is a material that has been heat-treated while in the black-oxide state of "SCM440H." The tensile strength is over 980 N/mm², and the hardness ranges from HBW 285 to 352. Additionally, a heat treatment certificate can be issued. We have a wide range of sizes in stock, from φ16 to φ150. (Some sizes may not be available.) With a rich inventory and a more accurate and speedy supply system, we deliver high-quality steel through an efficient inventory and delivery system. 【Features】 ■ Material heat-treated in the black-oxide state (Marquenching processed) ■ Tensile strength: over 980 N/mm² ■ Hardness test: 285 to 352 HBW *For more details, please refer to the catalog or contact us via phone or inquiry form.
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【Mechanical Properties (Reference Values)】 ■ Heat Treatment - Quenching: 830–880 Oil Cooling - Tempering: 530–630 Rapid Cooling ■ Tensile Test (Type 4 Specimen) - Yield Point: 835 N/mm² or higher - Tensile Strength: 980 N/mm² or higher - Elongation: 12% or higher - Reduction of Area: 45% or higher ■ Impact Test - Charpy Impact Value: 59 J/cm² or higher ■ Hardness Test - Hardness: 285–352 HBW *For more details, please refer to the catalog or contact us via phone or the inquiry form.
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For more details, please refer to the catalog or contact us by phone or through the inquiry form.
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Download All Catalogs![[Inventory List] SCM Steel (Round Bar) 'SCM440H-H'](https://image.mono.ipros.com/public/catalog/image_generated/01/b87/435497/435497_IPROS9413930783430687848_1.jpg?w=120&h=170)
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Hotta Hagane Co., Ltd. is a company that sells and processes special steel and stainless steel in general. We collaborate with processing factories that have skilled techniques in forging, heat treatment, drawing, and peeling of special steel, and we propose and respond to our customers' advanced requests. Please feel free to contact us.