We introduce hex socket ultra-low head bolts of JIS B 0205 (metric coarse thread screws).
Introducing the "Hex Socket Low Head Bolt" from Goshou Manufacturing Co., Ltd. The material is structural alloy steel, with a hardness of 35-40 HRC and a head strength equivalent to 6T. The surface is treated with a black oxide coating. We offer a wide range of pitches from 0.5 to 1.5. If you have any issues with hex socket low head bolts, please feel free to consult us. 【Specifications】 ■ Material: Structural alloy steel ■ Hardness: 35-40 HRC (head strength equivalent to 6T) ■ Surface treatment: Black oxide coating ■ Thread: JIS B 0205 (metric coarse thread) ■ Grade: JIS B 0209-2 6g *For more details, please refer to the PDF document or feel free to contact us.
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【Tightening Conditions】 ■Tightening: Torque wrench tightening (Q=1.6) ■Lubrication: Oil lubrication (K=0.16) ■Non-fastened materials: Steel or cast iron (FC200–300) ■Yield point or strength: RP0.2=480N/mm² ■Male threads: Steel or cast iron (FC200–300) *For more details, please refer to the PDF document or feel free to contact us.
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For more details, please refer to the PDF document or feel free to contact us.
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Gohsho Manufacturing Co., Ltd. is a company primarily engaged in the manufacturing of metal products. Since its establishment in 1931, the company has focused solely on the production of screws. Since starting the manufacture of "socket screws," it has become a specialized manufacturer in this field to this day. We have established six domestic sales offices certified with ISO 9001 and ISO 14001, and we have developed a unique sales network that includes overseas markets. Moving forward, we will continue to focus on the design, development, production, and sales of high-strength fastening products, including high-strength bolts, as well as enhancing our technical development and technical information service systems to improve fastening performance, thereby responding to the needs of various industries, including the machine tool and hydraulic equipment sectors.