Hexagonal bolt×帝国製鋲 - List of Manufacturers, Suppliers, Companies and Products

Hexagonal bolt Product List

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Hexagon bolt (4.6, 8.8, 10.9)

Hexagon bolt (4.6, 8.8, 10.9)

Two types are available depending on the size of the two-sided width! Stable torque management during tightening is also possible.

We would like to introduce our "Hex Bolts," which are heat-treated to high strength and possess stable quality. Hex head bolts come in two types based on the width across the flats. The applicable strength classifications are 4.6, 8.8, and 10.9. At Teikoku Seibyo, we can manufacture bolts in various sizes according to user needs. Additionally, since October 1993, our company has been producing high-strength hex bolts with a diameter of 10.9 (JIS standard) using advanced heat treatment technology that leverages hot forging techniques (with a maximum shank length of 1,000 mm). 【Features】 ■ Hex bolts (8.8, 10.9) are made from chromium-molybdenum steel (SCM435, 440) and nickel-chromium-molybdenum steel (SNCM439). ■ They are heat-treated to high strength using state-of-the-art heat treatment equipment, ensuring stable quality (8.8, 10.9). ■ When combined with nuts, they allow for stable torque management during tightening. ■ JIS mark certification (JIS B1180). *For more details, please refer to the PDF document or feel free to contact us.

  • Joining and fastening materials

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"High-strength hex bolt 8.8・10.9" JIS B 1180

"High-strength hex bolt 8.8・10.9" JIS B 1180

Uses alloy steel and low-carbon boron steel for mechanical structures. Complies with JIS B 1051. Stable quality through in-house production.

Introducing the "High-Strength Hex Bolt" from Teikoku Seibou, a manufacturer of fastening components related to large machinery and railways. For strength grades "8.8" and "10.9," we use mechanical structural alloy steel (SCM435) and low-carbon boron steel as materials. We offer a lineup of 9 sizes: M16, M20, M22, M24, M27, M30, M33, M36, and M39. 【Features】 ■ High strength is achieved through heat treatment, ensuring stable quality. ■ When combined with nuts, stable torque management is possible during tightening. *For more details, please refer to the materials. Feel free to contact us with any inquiries.

  • Joints between components
  • Work tools

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Product Catalog: Hex Bolt (6.8)

Product Catalog: Hex Bolt (6.8)

Large bolts used for heavy machinery and construction equipment.

The "hex bolt (6.8)" is a bolt used in large machinery, civil engineering, and shipbuilding. Hex head bolts come in two types based on the width across the flats: standard hex bolts and small hex bolts. In addition to hex bolts (6.8), we also offer hex bolts (4.6, 8.8, 10.9, 12.9). Our company can manufacture bolts in various sizes according to user needs (with a maximum shank length of 1,000mm). 【Features】 ○ The quality is stable due to high-strength tempering with advanced heat treatment equipment. ○ Stable torque management during tightening is possible when combined with nuts. *For urgent or emergency inquiries, please contact us through our website for technical questions.

  • Joints between components
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Forging Technology Introduction DVD 【*Free Gift!】

Forging Technology Introduction DVD 【*Free Gift!】

Free DVD giveaway of "Forging Technology" from Teikoku Seiko, supporting social infrastructure!

Teikoku Seibou Co., Ltd. has both hot and cold forging equipment, utilizing the characteristics of each to manufacture standard bolts, as well as irregular bolts and special steel bolts, regardless of the lot size, and is supported by many companies as a fastener manufacturer. Furthermore, we are equipped with processing facilities that can carry out secondary processing of bolts consistently. We respond to various fastener needs. We are offering a DVD that introduces our forging technology for free. The DVD provides an overview of hot and cold forging technology. *Companies wishing to receive the "DVD" should contact us and indicate "DVD request." *For urgent matters or technical inquiries, please contact us directly through our website.

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Product Catalog: Hex Bolts (4.6 to 12.9)

Product Catalog: Hex Bolts (4.6 to 12.9)

Large bolts used for heavy machinery and construction equipment.

"Hex bolts (4.6 to 12.9)" are bolts used in large machinery, civil engineering, and maritime applications. Hex head bolts come in two types based on the width across the flats: standard hex bolts and small hex bolts. Our company can manufacture bolts of all sizes according to user needs (with a maximum shank length of 1,000mm). 【Features】 ○ Hex bolts (8.8, 10.9) are made from chromium-molybdenum steel (SCM435, 440) and nickel-chromium-molybdenum steel (SNCM439). ○ The use of advanced heat treatment equipment ensures high strength and stable quality. ○ When combined with nuts, stable torque management during tightening is possible. ○ Applicable strength grades: 4.6, 6.8, 8.8, 10.9, 12.9. *For urgent or emergency inquiries, please contact us through our website for technical questions.

  • Joints between components
  • Work tools
  • Joining and fastening materials

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Product Catalog: Hex Bolts (8.8 10.9)

Product Catalog: Hex Bolts (8.8 10.9)

Large bolts used for heavy machinery and construction equipment.

"Hex bolts (8.8, 10.9)" are bolts used in large machinery, civil engineering, and shipbuilding. Hex head bolts come in two types: standard hex bolts and small hex bolts, depending on the width across the flats. Our company can manufacture bolts of all sizes according to user needs (with a maximum shank length of 1,000mm). 【Features】 ○ Hex bolts (8.8, 10.9) are made from chromium-molybdenum steel (SCM435, 440) and nickel-chromium-molybdenum steel (SNCM439). ○ The use of advanced heat treatment equipment ensures high strength and stable quality. ○ When combined with nuts, stable torque management during tightening is possible. *For urgent or emergency inquiries, please contact us through our website for technical questions.

  • Joints between components
  • Work tools
  • Joining and fastening materials

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