Jinjiang Tagong Hardware Forging Manufacturer Co. LTD
Pioneering excellence at the forefront of the fastener industry, proudly serving the industry since our inception in 1985,and boasting a remarkable legacy spanning over 39 years of expertise.
Demonstrating unparalleled expertise in adhering to globally recognized standards (GB, DIN, ISO, UNI, JIS, GOST, ANSI, and ASTM ), and offering bespoke customization meticulously crafted to meet your exact specifications.

Types and Specifications of Heavy Truck Wheel Bolts and Nuts
Explore the diverse array of types and specifications of our exceptional heavy truck wheel bolts and nuts. Our fasteners boast robust strength grades like 10.9 and 12.9, crafted from premium materials such as 40Cr or 35CrMo. The nuts feature thread specifications commonly at M22×1.5 and M24×1.5, catering to the needs of renowned heavy truck brands, including Mercedes-Benz and Hongyan. To elevate their performance, these components undergo advanced surface treatments like phosphating, galvanizing, and Dacromet. These treatments significantly amplify their resistance to corrosion and wear, ensuring unparalleled reliability. 123
Material and Surface Treatment
Our heavy truck wheel bolts and nuts are engineered from superior high-strength materials, including 40Cr, 35CrMo, or 42CrMo alloy steel, guaranteeing outstanding load-bearing capacity and enduring durability. These components undergo a range of sophisticated surface treatments, such as phosphate coating, galvanizing, and Dacromet. These cutting-edge treatments not only enhance their corrosion resistance but also maintain a stable friction coefficient, ensuring our fasteners perform with unwavering stability throughout prolonged use.
Materials and surfaces can be customized as follows:
Mechnical Property |
Material |
Surface Treatment |
Class 4 / 6 / 8/ 10 /12 |
C45
40Cr
35CrMo
42CrMo
304
316
35K...... |
♦Yellow Zinc
♦Zinc Plated
♦Black Oxide
♦Phosphate
♦Dacromet
♦Geomet |
Packaging Details: Our Custom Size 4.8 Railway Fish Bolt Plate and Nut with Buyer Coating is expertly packaged to perfection. Each unit is meticulously secured in a robust 25kg carton, designed with precision to flawlessly meet your unique requirements. Opt for pallet sizes ranging from 1.5 to 2.5 tons, ensuring optimal efficiency and safety during transit. This guarantees your products arrive in pristine condition, ready to meet the highest standards of quality and performance.
For more insights and detailed information about our Custom Size 4.8 Railway Fish Bolt Plate and Nut with Buyer Coating, feel free to reach out to our knowledgeable and friendly team. We are here to assist you with any inquiries you may have, ensuring you receive dedicated support and expert guidance tailored to your needs.
Note: Please contact us for a personalized re-quote before placing an order, as fluctuating material prices may affect the total cost. We are committed to providing you with transparent and up-to-date pricing, ensuring you receive the best value for your investment.











WHOWE ARE
With an impressive 39With an impressive 39 years of refined expertise, Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. stands proudly at the forefront of crafting both standard and bespoke fasteners. Our unmatched prowess is showcased by an annual production capacity reaching a staggering 30,000 tons, complemented by sales that soar beyond an astounding 200 million. Our dedication to excellence and precision has solidified our position as industry leaders. Our sprawling facility, a testament to our commitment to innovation and quality, spans an expansive 60,000 square meters. It is equipped with 35 state-of-the-art hot-forging machines, alongside 300 advanced machining units, all operated by a dedicated team of 200 skilled professionals who bring our visions to life.
Over three decades of unyielding dedication and relentless innovation have allowed us to develop a sophisticated system of forging and precision machining. This evolution is underpinned by cutting-edge production and inspection equipment, CNC technology, and automated forging lines, which collectively set us apart and ensure our continued leadership in the industry.
Driven by an unwavering commitment to unparalleled quality, we have successfully emerged as a global supplier. Proudly holding ISO9001 certification and having passed rigorous SGS testing, our premium products are celebrated and cherished by a loyal clientele across Europe, North America, and South Asia, marking our global footprint.
Development
Progress Evolution
Production Facility
1. Q: What about MOQ?
A: It depends on the size of the products.
2. Q: What are your advantageous products?
A: All kinds of standard and customized fasteners.
3. Q: How many staff are in your company?
A: About 200 staff in our factory.
4,Q: What about your annual production capacity?
A :About 30000 tons per year.
5,Q :Do you have an ISO 9001 certificate?
A: Yes, we do.
6, Q: Can you provide the CBAM report?
A: Yes, of course