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Carbon Steel Zinc Carriage Bolt

Carbon Steel Zinc Carriage Bolt is made of carbon steel, which is not easy to fall during installation. It complies with ANSI, DIN, ISO, GB standards.

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Introducing the Carbon Steel Zinc Carriage Bolt


Are you in need of reliable and sturdy bolts for your projects? Look no further than the Carbon Steel Zinc Carriage Bolt. Made from high-quality materials, this bolt is perfect for use in construction, machinery, and other applications where strength and durability are key.


Material and Coating


The Carbon Steel Zinc Carriage Bolt is made from carbon steel, a strong and durable material that resists bending and breaking. Additionally, this bolt is coated with zinc, providing further protection against corrosion and rust.


Standard Sizes


Our standard Carbon Steel Zinc Carriage Bolt is available in various sizes, including 1/4”, 3/8”, 1/2”, 5/8”, 3/4”, and 1”. The diameter of these bolts ranges from M6 to M30, providing a wide range of options for your specific needs.


Thread Type


The Carbon Steel Zinc Carriage Bolt features a coarse thread, providing maximum grip and resistance to loosening. The thread length is tailored to each size, ensuring easy installation and maximum strength.


Head Type


This bolt features a round headed design with a square neck, known as a carriage bolt. This design allows for easy installation and greater clamping force, as the square neck prevents the bolt from turning when tightened.




The Carbon Steel Zinc Carriage Bolt is ideal for a variety of applications, including:


- Construction: Used in building frames, trusses, and other structures, these bolts provide maximum strength and durability.

- Automotive: Used in automotive manufacturing and repair, this bolt is perfect for suspensions, engines, and other critical components.

- Machinery: These bolts are ideal for use in manufacturing machinery, ensuring parts remain securely fastened during operation.

- Furniture: Perfect for attaching legs and frames to furniture, the Carbon Steel Zinc Carriage Bolt provides a reliable and strong connection.


Why Choose Us?


At our factory in China, we take great pride in our commitment to quality and customer satisfaction. Our Carbon Steel Zinc Carriage Bolt is rigorously tested to ensure compliance with industry standards and we offer competitive pricing to ensure you get the best value.


Moreover, we can also customize the bolt according to your unique specifications, including:


- Thread length

- Head shape

- Coating type


In conclusion, the Carbon Steel Zinc Carriage Bolt is a high-quality and durable product that is ideal for a variety of applications. With a wide range of sizes and the option for customization, these bolts are perfect for any project. Contact us to learn more today!



Carbon Steel Zinc Carriage Bolt is a kind of mechanical parts, which are cylindrical fasteners with threads. It consists of two parts: head and screw, which is required to be used in conjunction with the nut. It is used to fasten and connect two parts with holes, this connection form is called bolt connection. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection. Bolts are often used in steel structures.


Our Carbon Steel Zinc Carriage Bolt is made of carbon steel with good strength and not easy to fall off when installed. Comply with the ANSI, DIN, ISO, GB standards. It can be customized according to your requirements. The carriage bolt can be widely used in household, office electrical appliances, communication equipment, ship assembly and other machinery industries.

Product Details

● Size: M5-M14; #0-#12;1/4-9/16;ST2.9-ST9.5;Special size can be enquired and supported

● Product Executive Standards: ANSI, DIN, ISO, GB;or Per customer’s drawing

● System of Measurement: Metric/Inch

● Head type: Button Head; ; Truss Head; Round Head; Cheese Head; etc.

● Material: Low carbon steel / medium carbon steel / alloy steel

● Grade: Quenching and tempering heat treatment—4.6/4.8/5.6/5.8/6.8/8.8/9.8/10.9/12.9/Grade 5/ Grade 8;

Case harden-- Surface hardness min450HV

core hardness 270 ~ 390HV/290~370HV

● Support non-standard customization

● Country of Origin: China




Why choose us?

  • We offer flexible payment options for our Bolts and Screws products to accommodate the needs of our customers.
  • The essence of management innovation and business innovation is the innovation of enterprise system, and the basis of system innovation is to recreate enterprise culture.
  • We are a one-stop-shop for all your Bolts and Screws product needs.
  • The company focused on integrating core links from design, manufacturing, construction to operation, and gradually formed a management development model with its own characteristics.
  • We can produce customized Bolts and Screws products based on your specific requirements and specifications.
  • Quality in the heart, quantity in the hand, we are ambitious and independent, we do not forget the original heart and forge ahead only for better quality.
  • Our dedicated quality control team ensures that every Bolts and Screws product undergoes rigorous testing and inspection before delivery to our customers.
  • With unprecedented persistence, courage and wisdom, we adopt new technologies, explore new processes and apply new methods, and our Carbon Steel Zinc Carriage Bolt industry and enterprise continue to achieve leapfrog development.
  • Whether you need standard or customized Bolts and Screws products, we have the solution for you.
  • The vitality of an enterprise lies not only in its brand and market, but also in its employees.

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