Jinjiang Tagong Hardware Forging Manufacturer Co. LTD
Pioneering excellence at the forefront of the fastener industry, we have been proudly serving this dynamic sector since our inception in 1985,building a remarkable legacy that spans an impressive 39 years of dedicated expertise.
Showcasing unparalleled mastery in adhering to globally recognized standards (GB, DIN, ISO, UNI, JIS, GOST, ANSI, and ASTM ), coupled with offering bespoke customization services that are meticulously crafted to meet your precise specifications.

The T-type Trailer Release Pin by Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. stands as a paragon of engineering precision and efficiency. This adjustable quick-release pin is ingeniously designed with a robust steel ball locking mechanism that ensures both security and ease of use. At its core, the pin features a T-shaped handle, a meticulously crafted pin body, an integrated spring, and a reliable ball assembly. Operation is seamless and intuitive: simply press the handle button to retract the steel ball at the pin body's head, allowing it to glide effortlessly through the workpiece hole. Upon release of the button, the steel ball instantly engages to achieve a secure self-locking function, guaranteeing the pin remains firmly in place, preventing any accidental dislodgement. The precision of the pin body diameter and clamping length is unparalleled, with machining accuracy reaching an impressive tolerance of ±0.001mm. This level of precision makes it exceptionally suited for applications that demand frequent assembly and disassembly, as well as those requiring high positioning accuracy. Experience the perfect blend of convenience, reliability, and precision with our T-type Trailer Release Pin.
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, crafted with precision to perfectly align with your unique specifications. Opt for pallet sizes ranging from 1.5 to 2.5 tons, offering unparalleled efficiency and safety during transit. This ensures that your products arrive in pristine condition, ready to meet your expectations.
For a deeper dive into the intricate details about our Custom Size 4.8 Railway Fish Bolt Plate and Nut with Buyer Coating, do not hesitate to connect with our adept and knowledgeable team. We are dedicated to assisting you and answering any inquiries you may have, ensuring a seamless and informed experience.
Note: Please reach out to us for a personalized re-quote before proceeding with your order. Due to fluctuating material prices, the total cost may vary, and we aim to provide you with transparent and the most up-to-date pricing information. Your satisfaction and trust are our top priorities.




WHOWE ARE
With an impressive 39With an impressive legacy of 39 years marked by refined expertise, Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd. majestically stands at the pinnacle of the fastener crafting industry, specializing in both standard and custom creations. Our unsurpassed prowess is reflected in an exceptional annual production capacity that reaches a staggering 30,000 tons, alongside sales that transcend an astonishing 200 million. Our relentless commitment to excellence and precision has firmly established us as preeminent industry leaders. Our expansive facility, a beacon of our dedication to innovation and superior quality, spans a vast 60,000 square meters. It boasts 35 state-of-the-art hot-forging machines and 300 advanced machining units, all expertly managed by a devoted team of 200 skilled professionals who transform our ambitions into reality.
More than three decades of steadfast dedication and relentless innovation have empowered 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 distinguish us and ensure our ongoing leadership in the industry.
Propelled by an unwavering commitment to unmatched quality, we have successfully established ourselves as a global supplier. Proudly holding ISO9001 certification and having passed rigorous SGS testing, our premium products are celebrated and adored by a devoted clientele across Europe, North America, and South Asia, cementing our global presence.
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