High-temperature bolt steel boasting excellent quality! Material tempered while in black oxide condition.
"SNB7-Drawn" is a material that has been heat-treated in its black-oxide state and drawn after pickling. The stock items are equivalent to ASTM A193 B7. The component values can be verified through the issuance of a conformity certificate. Please feel free to inquire about heat treatment certificates and product (drawn) certificates as well. 【Features】 ■ Steel for high-temperature bolts ■ Heat-treated in black-oxide state and drawn after pickling ■ Stock items are equivalent to ASTM A193 B7 ■ Component values can be verified through the issuance of a conformity certificate *For more details, please refer to the catalog or feel free to contact us.
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basic information
【Mechanical Properties (Reference Values)】 ■Heat Treatment ・Quenching: - ・Tempering: 595 or higher ■Tensile Test (Type 4 Specimen) ・Yield Point: 725 N/mm² or higher ・Tensile Strength: 860 N/mm² or higher ・Elongation: 16% or higher ・Reduction of Area: 50% or higher ■Impact Test ・Charpy Impact Value: - ■Hardness Test ・Hardness: - *For more details, please refer to the catalog or feel free to contact us.
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Company information
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.