Huagang cold-drawn precision steel tubes, with their high strength, high surface finish, high precision and flexible non-standard customization capabilities, have become a reliable choice for many high-end industrial fields. Choosing Huagang means choosing outstanding quality and reliable precision material solutions.
| Product Name | Inner six groove tube (precision cold drawn tube) | |||
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| Graphic ID | Type | Size(D1/D2) | Thickness Range | Size Tolerance |
| HGNC031 | Inner six slots | 18.05/16.05 | 1-5 | ±0.1 |
| HGNC032 | Inner six slots | 17.5/16 | 1-5 | ±0.1 |
| HGNC033 | Inner six slots | 16.8/15 | 1-5 | ±0.1 |
| HGNC034 | Inner six slots | 16.75/15 | 1-5 | ±0.1 |
| HGNC035 | Inner six slots | 16.5/14.5 | 1-5 | ±0.1 |
| HGNC036 | Inner six slots | 16.2/14.15 | 1-5 | ±0.1 |
| HGNC037 | Inner six slots | 18/16 | 1-5 | ±0.1 |
| HGNC038 | Inner six slots | 15.6/13.6 | 1-5 | ±0.1 |
| HGNC039 | Inner six slots | 15.25/13.25 | 1-5 | ±0.1 |
| HGNC040 | Inner six slots | 17/15 | 1-5 | ±0.1 |
| HGNC041 | Inner six slots | 16.7/14.7 | 1-5 | ±0.1 |
| HGNC042 | Inner six slots | 16.6/14.5 | 1-5 | ±0.1 |
| HGNC043 | Inner six slots | 14.1/6.1 | 1-5 | ±0.1 |
| HGNC044 | Inner six slots | 7/8.18 | 1-5 | ±0.1 |
In modern industry, where efficiency and reliability are paramount, the performance of every fundamental component is crucial to the success of the entire system. As a core material for precision machinery manufacturing, hydraulic transmission, and high-end equipment, the quality of cold-drawn precision steel pipes directly determines the performance ceiling of the product. As a leading domestic steel tube manufacturer, Huagang has been deeply engaged in cold-drawn technology for decades. Using superior craftsmanship, we create top-tier cold-drawn precision steel tubes that combine high strength, high finish, and high precision. We also offer a full range of custom services, providing you with a solid and reliable material solution for your project. Our products are widely used in the automotive, industrial transmission, and transportation safety industries, earning recognition from renowned domestic and international clients such as Ronglun, Junchi, Xinchen, Honda, Toyota, Iino, Sanying, Tobang, LINAK, TiMOTION, Jiechang Drive, Guanmei, Huasheng, and Baili.
High strength is one of the most proud attributes of Huagang's cold-drawn precision steel tubes. Compared to traditional hot-rolled or welded tubes, our products undergo a multi-pass cold-drawing process, resulting in continuous grain refinement and work hardening of the steel matrix, significantly enhancing its mechanical properties.
Excellent Pressure Capacity: Capable of withstanding extremely high internal pressures and external loads, they are suitable for high-pressure environments such as hydraulic and pneumatic cylinders, ensuring system safety and stability without the risk of tube bursts or deformation. Bending and Deformation Resistance: Its exceptional rigidity effectively resists bending and deformation when used as structural components (such as guide rails and precision shafts for automated equipment), ensuring the equipment's accuracy and stability during long-term operation.
Preferred for Lightweight Design: While maintaining equivalent strength, Huagang cold-drawn precision steel pipes can utilize thinner wall thicknesses, achieving product lightweighting. This makes them particularly suitable for weight-sensitive high-end equipment and automotive manufacturing.
Choosing Huagang means choosing an indestructible backbone for your product.
High finish is a key quality indicator for cold-drawn precision steel tubes. Huagang achieves mirror-like cleanliness on both the inner and outer surfaces of the tubes through precisely controlled cold-drawing deformation, high-precision molds, and advanced surface treatment technology.
Reduced Friction and Wear: The exceptionally smooth inner wall significantly reduces resistance to fluid flow, improving system efficiency. It also reduces friction with seals and pistons, extending the service life of the entire assembly. Improved Corrosion Resistance: The smooth surface prevents corrosive media from adhering and accumulating, fundamentally enhancing the corrosion and oxidation resistance of cold-drawn precision steel pipes, making them suitable for more complex working environments.
Preventing Contamination: In hydraulic systems and high-cleanliness applications (such as food and pharmaceutical machinery), the high-gloss surface finish of Huagang cold-drawn precision steel tubes effectively prevents the accumulation and growth of impurities, ensuring the purity of the media.
This meticulous attention to detail demonstrates Huagang's uncompromising commitment to quality.
High precision is the essence of "precision." Huagang has a comprehensive precision rolling and testing system, ensuring meticulous control of the outer diameter, inner diameter, wall thickness, and ovality of every cold-drawn precision steel tube.
Seamless Assembly: Extremely tight dimensional tolerances (controllable within ±0.05mm) ensure perfect fit with standard components such as bearings and seals, eliminating run-in and modification during the assembly process, significantly improving production efficiency.
Excellent Straightness: Excellent straightness ensures smooth operation of long cold-drawn precision steel tubes when used as long shafts and guide rods, eliminating vibration and noise.
Uniform Wall Thickness: Precise wall thickness control ensures uniform material properties and avoids potential stress concentrations and weak points caused by uneven wall thickness.
Huagang Cold-Drawn Precision Steel Tubes, with precise dimensions, build a precise industrial world for you.
We understand that standardized products cannot meet all innovative needs. Therefore, Huagang's robust customization capabilities are another key asset in our service to a wide range of industries.
Flexible Material Selection: In addition to conventional carbon steel and stainless steel, we offer cold-drawn precision steel pipes made of special materials such as alloy steel to meet your corrosion resistance, high-temperature resistance, or special strength requirements.
Customized Specifications: Whether it's ultra-small diameter, extra-long length, special wall thickness, or unusual cross-section, our engineering team can design and produce tailor-made products for you, exceeding standard requirements.
Customized Conditions and Treatments: We offer products in various heat treatment conditions (such as annealing, normalizing, and quenching and tempering) to meet your specific hardness, strength, and machinability requirements based on your subsequent processing needs.
Your unique vision is the next production standard for Huagang. We are committed to being your most reliable R&D partner.
From core cylinders in heavy-duty hydraulic systems to drive shafts for precision CNC machine tools; from shock absorber tubes in the automotive industry to key structural components in the aerospace industry, Huagang cold-drawn precision steel tubes are used everywhere. Our commitment is not just to deliver a product; we provide comprehensive services, from technical consultation and selection guidance to after-sales support.
Choosing Huagang Cold-Drawn Precision Steel Tubing means choosing a guarantee built on precision, strength, and reliability. Let us leverage superior materials to drive the exceptional performance of your products and open a new chapter in industrial manufacturing.