

With years of experience in manufacturing the Hollow Chrome Bar, we provide customer satisfaction through manufacturing and customization.
At Bos, we care about you and your company. We specialize in customizing, material selection, and manufacturing the Hollow Chrome Bar, and provide excellent service according to your needs.




Significant Weight Reduction: The tubular construction of Precision Chrome Plated Hollow Bar typically provides substantial weight savings compared to solid bars of equivalent diameter, reducing system inertia and enabling higher efficiency in dynamic applications. This weight reduction translates directly to reduced energy consumption, smaller supporting structures, and improved system responsiveness across various operating conditions.
Superior Surface Characteristics: The hard chrome plating on Precision Chrome Plated Hollow Bar creates an exceptionally smooth and durable surface that reduces friction, minimizes wear on sealing components, and enhances corrosion resistance . The improved surface integrity also reduces stress concentration points that can initiate fatigue failures, thereby extending service life in dynamic applications. The chrome layer provides a surface hardness typically reaching HRC 58-62, offering exceptional resistance to abrasion and wear .
Enhanced Structural Efficiency: The strategic distribution of material in Precision Chrome Plated Hollow Bar creates an optimal balance between bending resistance and weight, resulting in components with superior strength-to-weight ratios. This engineering advantage allows for longer unsupported lengths without intermediate support or larger diameter bars without proportional weight increases, providing designers with enhanced flexibility in system architecture.


Hydraulic and Pneumatic Equipment: Cylinder barrels, piston rods, actuator housings, and accumulator components utilize Precision Chrome Plated Hollow Bar for their exceptional surface characteristics, pressure containment capabilities, and reliable sealing surfaces . These applications demand the dimensional precision and surface quality that only high-grade Precision Chrome Plated Hollow Bar can consistently provide. The weight reduction offered by the hollow design is particularly valuable in mobile hydraulic applications where energy efficiency is critical.
Industrial Machinery and Automation Systems: Robotics, linear motion systems, packaging machinery, and other industrial automation equipment employ Precision Chrome Plated Hollow Bar for their combination of strength, weight savings, and integrated functionality . The through-hole variants particularly benefit applications where utilities must pass through the component or where space constraints prohibit external routing. The precision and durability of these components ensure reliable performance in high-cycle manufacturing environments.
Transportation and Mobile Equipment: Construction machinery, agricultural equipment, and material handling vehicles utilize Precision Chrome Plated Hollow Bar for cylinder applications where weight reduction directly impacts fuel efficiency and payload capacity . The internal passages in these bars often serve as conduits for hydraulic fluid to auxiliary functions or provide routing for sensors and wiring in sophisticated control systems.
