In the realm of industrial manufacturing, precision and reliability are paramount. When it comes to connection rods—critical components in various machinery and equipment—finding a supplier that combines advanced technology with skilled craftsmanship is essential. Nanpi Haokai Hardware Products Co., Ltd., located near Bohai and adjacent to the Beijing-Shanghai Expressway, stands out as a premier manufacturer of high-quality connection rods and other metal components. With over two decades of experience in the metal stamping and CNC machining industry, we have established ourselves as a trusted partner for businesses worldwide.

Why Choose Nanpi Haokai Hardware as Your Connection Rod Supplier?
At Nanpi Haokai Hardware, we understand that every connection rod plays a vital role in the performance and longevity of the equipment it serves. That’s why we are committed to delivering products that meet the highest standards of quality and precision. Our state-of-the-art manufacturing facilities, equipped with over 30 stamping machines ranging from 30 to 250 tons and more than 30 CNC lathes, automatic lathes, and injection molding machines, enable us to produce connection rods with unparalleled accuracy and consistency.
Our team of 70 skilled employees, including 16 technicians and 7 senior technicians, brings a wealth of expertise to every project. We adhere strictly to the ISO9001:2015 quality management system, ensuring that every connection rod we produce undergoes rigorous inspection and testing to guarantee its performance and durability. Whether you require a standard brass connection rod or a custom-designed component tailored to your specific application, we have the capabilities and experience to deliver.
Custom CNC-Machined Brass Connection Rods: Precision and Versatility
One of our flagship products is the brass connection rod, a component renowned for its excellent conductivity, thermal properties, and resistance to oxidation and rust. Our CNC-machined brass connection rods are crafted from high-quality brass, ensuring optimal performance in demanding environments. The one-piece design guarantees precise dimensions and a smooth, burr-free surface, facilitating effortless insertion and removal without jamming.

We understand that different applications may require connection rods with varying properties. That’s why we offer a range of material options, including phosphor copper, red copper, aluminum, and iron, allowing you to select the most suitable material based on your specific needs. Additionally, we can customize the size, structure, and appearance of your connection rods, as well as apply surface treatments such as tin plating, zinc plating, and polishing to enhance their performance and aesthetics.
Key Features of Our Brass Connection Rods:
- One-Piece Design: Ensures precise dimensions and a smooth surface for effortless operation.
- High-Quality Material: Made from premium brass or alternative materials as per your requirements.
- Customizable Options: Tailor the size, structure, appearance, and surface treatment to your specific application.
- Durable and Reliable: Resistant to oxidation, rust, and wear, ensuring long-lasting performance.
- Versatile Applications: Suitable for use in connectors, automotive parts, new energy equipment, medical instruments, and electrical terminals.
Application Scenarios for Brass Connection Rods
The versatility of our brass connection rods makes them ideal for a wide range of applications across various industries. In the automotive sector, they are used as critical components in engine systems, transmission systems, and steering mechanisms, where precision and reliability are crucial for safe and efficient operation. In the medical field, our connection rods play a vital role in the assembly of medical instruments and equipment, ensuring accurate and consistent performance in life-saving procedures.
The new energy industry also benefits from our high-quality connection rods, which are used in the production of solar panels, wind turbines, and other renewable energy systems. Their excellent conductivity and corrosion resistance make them ideal for transmitting electrical signals and power in these demanding environments. Additionally, our connection rods are widely used in the electrical and electronics industry, where they serve as connectors, terminals, and other components in a variety of devices and systems.

Beyond Connection Rods: Comprehensive Metal Component Solutions
While our brass connection rods are a testament to our precision engineering capabilities, they are just one aspect of our comprehensive metal component solutions. At Nanpi Haokai Hardware, we specialize in the design, development, production, and sales of a wide range of metal components, including precision stamping parts, high-precision instrument turning parts, and injection molded parts. Our ability to offer a one-stop solution for all your metal component needs sets us apart from other suppliers in the industry.
Whether you require a custom metal shovel for industrial use, a precision knurled zinc-plated sleeve for mechanical positioning, or a standard elastic clip for general-purpose fastening, we have the expertise and resources to deliver. Our commitment to quality, innovation, and customer satisfaction has earned us a reputation as a reliable and trusted partner for businesses worldwide. We look forward to the opportunity to work with you and provide you with the high-quality metal components you need to succeed.
FAQ
What materials are available for your connection rods?
We offer a range of materials for our connection rods, including brass, phosphor copper, red copper, aluminum, and iron. You can select the most suitable material based on your specific application requirements.
Can you customize the size and structure of your connection rods?
Yes, we specialize in custom manufacturing and can tailor the size, structure, and appearance of your connection rods to meet your exact specifications. Our advanced CNC machining capabilities ensure precise and consistent results.
What surface treatments are available for your connection rods?
We offer a variety of surface treatments to enhance the performance and aesthetics of our connection rods, including tin plating, zinc plating, and polishing. These treatments can improve corrosion resistance, conductivity, and overall appearance.
How do you ensure the quality of your connection rods?
At Nanpi Haokai Hardware, we adhere strictly to the ISO9001:2015 quality management system. Every connection rod we produce undergoes rigorous inspection and testing to guarantee its performance and durability. Our state-of-the-art manufacturing facilities and skilled team ensure consistent quality across all our products.
What industries do your connection rods serve?
Our connection rods are widely used in various industries, including automotive, medical, new energy, electrical and electronics, and mechanical manufacturing. Their versatility and reliability make them ideal for a wide range of applications.
Summary
Nanpi Haokai Hardware Products Co., Ltd. is a leading manufacturer of high-quality connection rods and other metal components. With over two decades of experience in the industry, we combine advanced technology with skilled craftsmanship to deliver products that meet the highest standards of quality and precision. Our custom CNC-machined brass connection rods are renowned for their excellent conductivity, thermal properties, and resistance to oxidation and rust, making them ideal for a wide range of applications across various industries. Whether you require a standard component or a custom-designed solution, we have the capabilities and experience to deliver. Contact us today to learn more about our products and services and how we can support your business needs.