Carbon Steel CNC Machined Square Shaft with High Corrosion Resistance for Mechanical Transmission
Carbon Steel Square Shaft is a high-precision mechanical transmission component widely used in industrial machinery. Manufactured from high-quality carbon steel using integrated CNC turning and milling processes, this square drive shaft delivers stable torque transmission without slipping, idle rotation, or displacement.
With high rigidity, accurate dimensions, and excellent structural stability, it is commonly applied in automated equipment, tooling fixtures, conveying machinery, and various transmission connection systems. Both standard sizes and custom non-standard processing are available.
Made of premium industrial carbon steel, the square shaft features excellent tensile strength and torsion resistance. It resists bending or deformation under long-term dynamic loads. With stable material performance and cost advantages, it can be processed with black oxide, zinc plating, and other surface treatments to improve rust resistance, making it suitable for most conventional industrial working environments.
Manufactured by professional CNC precision machining, the shaft strictly controls side length, straightness, concentricity, and end face verticality. The surface is smooth and burr-free with neat four-sided structure. It matches perfectly with square sleeves and square hole connectors, ensuring uniform fitting clearance, stable operation, and low transmission error. All products maintain high consistency in batch production.
Widely used in general mechanical transmission, automated tooling fixtures, conveying equipment, drive couplings, precision instrument transmission structures, and custom non-standard mechanical assembly systems.
Our maximum processing outer diameter is 60, and the minimum control tolerance is 0.001. We have Japanese CNC Tsugami, CNC Citizen, multi-station cold extrusion forming machines, 500T press machines, casting equipment, and various process equipment, which can effectively provide customers with the best technical solutions.
Our company has a total of 300 employees, including 20 technicians, 10 engineers, and 15 quality control personnel. We have over 300 pieces of equipment.
Our company implements 8S management and has passed ISO9001 and TS16949 automotive certifications.
Our customers include , Foxconn, Motors, Husqvarna, Shimano, NVIDIA, DJI Drones, Siegenia,
| Main Product Names | Stainless steel screws, carbon steel screws, pins, rivets, nuts, eccentric nails, embedded parts, and other fasteners. |
| Business Type | Factory / Manufacturer |
| Service | CNC Machining, Turning and Milling, CNC Turning, Cold heading, Stamping, Assembly Service |
| Material |
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| Finish | Sandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish, Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing, electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench), Electro Polishing, Chrome Plating, Knurl, Laser etch Logo, etc. |
| Drawing Format | STEP, STP, GIS, CAD, PDF, DWG, DXF etc or samples. |
| Tolerance | +/-0.01mm ~ +/-0.05mm |
| Surface Roughness | Ra 0.1~3.2 |
| Inspection | Complete inspection lab with Micrometer, Optical Comparator, Caliper Vernier, CMM, Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge |
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