Bolts. They are mainly used in transportation equipment parts and are also engaged in research and development.
Bolts are one of the essential mechanical components for fastening products and are used in various machine structures. Our company, as a total fastener manufacturer supporting Japanese industry, produces and sells a wide variety of bolt products, including high-strength bolts, flange bolts, washer-integrated bolts, welded bolts, riveted bolts, and serration bolts. We also have manufacturing and sales bases overseas, including in China and India, to meet our customers' needs. So far, we have developed and mass-produced stainless bolts made from stainless steel SUS304, achieving high strength and corrosion resistance without heat treatment, as well as aluminum bolts based on aluminum alloy A7050, which achieve high strength through a special strengthening process. If you are interested, please feel free to contact us.
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basic information
We manufacture a wide variety of products including high-strength bolts, flange bolts, washer-integrated bolts, welded bolts, riveted bolts, and serrated bolts. The factory produces 19,000,000 pieces of 14 different steel types every month.
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【Transport Equipment Parts】 ○ Four-wheeled ○ Two-wheeled ○ Outboard motor ○ General-purpose machine ● For more details, please download the catalog or contact us.
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Model number | overview |
---|---|
High Strength, High Corrosion-Resistant Stainless Steel Bolt | A stainless steel bolt that exceeds A2-70, based on SUS304 |
High Strength Aluminum Bolt | A safe aluminum bolt based on A7050, designed with consideration for stress corrosion cracking |
Flange Bolt | Flange bolts M5~M12 |
Washer Integrated Bolt | A bolt with an integrated washer M5~M8 |
Weld Bolt | Weld (Weld) bolt M5~M8 |
Serration Bolt | A bolt for connecting high-strength bolts that cannot be welded to plates |
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Company information
Connecting things to things. We propose the optimal fastening solutions to meet our customers' needs. Behind this proposal capability lies our technical expertise to analyze and evaluate everything from materials to fasteners, our development and manufacturing capabilities to design and produce both bolts and nuts, and our procurement strength with partnerships with 200 cooperating manufacturers. Through the small component of screws, we contribute to the development of various industries. At Daiichi Kogyo, we manufacture both bolts and nuts. Although they are both "screws," the manufacturing processes, equipment, and materials for bolts and nuts are different. We possess the processing equipment and know-how for both. With 60 years of experience in screw manufacturing, as a specialized group that produces both bolts and nuts, we leverage our accumulated know-how to provide the bolts and nuts that our customers need.