
Jinjiang Tagong Hardware Forging Manufacturer Co. LTD
Proudly specializing in the production of exceptionally crafted fasteners since 1985, for an impressive period of over 39 years.
Adhering to Standard (GB / DIN / ISO / UNI / JIS / GOST / ANSI / ASTM ), and offering uniquely tailored non-standard options meticulously crafted based on your precise drawings.

The wind power industry stands as a vital pillar within the expansive realm of renewable energy. Among its indispensable components, wind power nuts serve as crucial connecting elements within wind power generation equipment. The seamless cooperation between wind power bolts and these nuts is paramount. The assurance of installation reliability and the precision in preload measurement are critical factors that ultimately dictate the secure and steadfast operation of wind turbines. Material selection: Carbon steel bolts have established themselves as the go-to choice, especially under general load and temperature conditions. These bolts, spanning grades 8, 10, and 12, meet diverse requirements and deliver exceptional performance.
1. High strength: In the world of wind energy, high-strength nuts are the unsung heroes of the connection between wind turbines and towering wind towers. Operating at dizzying heights amidst powerful gusts, these nuts demand exceptional strength. They must endure significant tensile and shear forces, safeguarding the uninterrupted functionality of wind turbines. Moreover, the use of high-strength bolts translates into fewer connection points, streamlined construction processes, and enhanced efficiency in operations.
2. High precision: Precision is the cornerstone of manufacturing when it comes to nuts. Ensuring that various components lock seamlessly after installation is paramount to prevent potential safety hazards arising from looseness or misalignment.
3. Anti-fatigue: Wind turbines and towers endure relentless gusts and towering heights, making them susceptible to fatigue fractures over time. With high-strength nuts that undergo specialized heat treatment and defect-free processing, the fatigue resistance of connectors is significantly bolstered, ensuring the enduring safety and functionality of wind turbines.
4. Corrosion resistance: Harsh marine environments pose a formidable challenge, with relentless exposure to corrosion and oxidation. Traditional connectors fall prey to the ravages of seawater; however, high-strength bolts crafted from robust steel and adorned with specialized anti-corrosion coatings offer superior protection. These advanced materials effectively combat seawater-induced corrosion and oxidation, thereby prolonging the lifespan of these essential connectors.
Material and surface treatment options 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 method: Carefully encased in robust 25kg cartons, our packaging ensures durability, with a pallet weight ranging from 1.5 to 2.5 tons. We can also tailor the packaging to precisely meet the unique specifications of each buyer, ensuring convenience and satisfaction.
For further details or any questions you may have, please feel free to reach out to us at your convenience. We are here to assist you with all your needs and inquiries.
P.S.: To ensure precise pricing, please contact us for a re-quote before placing an order, as material costs may fluctuate. We are committed to providing you with the most accurate and up-to-date pricing information.
WHOWE ARE
With over an expansive9 With 9 years of unparalleled expertise, Tagong stands as a distinguished leader in the field of both standard and custom fastener manufacturing. Our mastery in crafting an extensive range of nuts, both standardized and unique, is reflected in our remarkable annual production capacity of 30,000 tons, driving sales revenue that exceeds 200 million.
Our sprawling facility covers an impressive 60,000 square meters, equipped with 35 cutting-edge hot-forging machines and 300 state-of-the-art machining devices, and is home to around 200 highly skilled professionals.
For over three decades, our unwavering dedication and tenacity have allowed us to develop a sophisticated forging and precision machining production system. This extensive system includes numerous sets of innovative production and inspection equipment, such as CNC, mesh belt furnace production lines, and fully automated forging tools.
Our steadfast commitment to excellence has established us as a prestigious global supplier. We proudly hold the ISO9001 quality management system certification and have passed the challenging SGS testing. Our exceptional products garner acclaim from discerning clientele both domestically and across key markets in Europe, North America, and South Asia.
Development History
Production Workshop
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