Telescopic Cantilever Rack with Hand Crank for Metal Bars – Manual Precision, Industrial Strength

Metal bars represent some of the most valuable and difficult-to-handle inventory in industrial storage. Round bars roll. Hexagonal bars are awkward to grip. Flat bars require careful support to prevent bending. And all bars share the challenge of long length combined with heavy weight that makes manual handling impractical and mechanical handling essential.

Herochu has engineered the Telescopic Cantilever Rack with Hand Crank for Metal Bars to address these challenges through a combination of robust construction, precision control, and full-extension access.

Hand Crank Mechanism: Precision Meets Power

The hand crank mechanism on Herochu’s telescopic cantilever rack represents a thoughtful engineering solution for metal bar storage. Unlike electric drives that may extend too quickly for delicate positioning, the hand crank provides tactile feedback that allows operators to control extension speed with precision.

Each turn of the crank drives the telescopic arms outward on heavy-duty bearings and rails, extending the tier into the aisle. The mechanical advantage of the crank mechanism enables a single operator to extend arms supporting up to 3 tons of metal bars. This capability is particularly valuable when positioning expensive materials such as aluminum extrusions, copper bars, or specialty alloy bars where careful handling prevents damage.

The hand crank version requires zero electricity, making it ideal for facilities without convenient power access or for outdoor storage areas. The mechanical reliability of the hand crank system means fewer components that can fail, reduced maintenance requirements, and consistent operation regardless of power availability.

Heavy-Duty Construction for Metal Bars

Herochu’s telescopic cantilever rack for metal bars is constructed from high-strength steel with a scientifically designed overall structure. The interlocking fixed arm structure delivers strong anti-fatigue and anti-impact performance, resisting deformation and damage under long-term heavy loads.

Column heights range from 2000mm to 9000mm, with standard arm lengths of 1000mm and 2000mm and custom extensions available up to 3000mm. Each arm supports between 0.5 tons and 3.0 tons, depending on the specification. This capacity range accommodates everything from small-diameter bar stock to heavy structural sections.

The base construction uses high load-bearing H-beam sections that provide stability in both vertical and horizontal directions. This robust foundation ensures that the rack remains stable even when storing heavy bars at maximum extension.

Full-Extension Access for Efficient Handling

The defining feature of Herochu’s telescopic cantilever rack is its ability to extend arms 100% out of the rack structure. When fully extended, the arms expose the entire length of stored metal bars to overhead cranes or hoists.

This full-extension capability transforms metal bar storage from a challenging operation into an efficient process. Operators can access any bar in the rack without reaching into the structure or maneuvering around obstructions. The overhead crane can pick bars directly from the extended arms, eliminating the need for complex rigging or multiple handling steps.

The retractable nature of the arms also provides significant space savings. When not in use, the arms retract to reduce the rack’s footprint by 40 to 60 percent. This feature is particularly valuable in facilities with limited aisle space or where floor space must be shared with other operations.

Layered Storage for Organized Inventory

The Herochu telescopic cantilever rack with hand crank provides layered independent access that enables organized inventory management. Each tier operates independently, allowing operators to access bars at one level without disturbing inventory at other levels.

This layered approach is particularly valuable for metal bar storage because bars are often organized by diameter, grade, or alloy. Different tiers can be dedicated to different material types, enabling quick identification and retrieval without searching through mixed inventory. The visualized inventory management capability further enhances efficiency by enabling operators to see available stock at a glance.

Customization for Specific Bar Storage Requirements

Herochu offers extensive customization across all parameters to match specific metal bar storage requirements. The number of layers ranges from 2 to 6, with each layer height adjustable to accommodate specific bar diameters and stacking configurations.

The system accommodates bar lengths from 3 meters to 12 meters and beyond through customization. Extension lengths, column heights, and load capacities are all adjustable to match actual inventory profiles. Double-sided and single-sided layouts provide additional configuration options.

The installation uses screw assembly, providing secure connection of all components while allowing for future reconfiguration if needed. This modular approach ensures that the rack can adapt to changing inventory requirements over time.

Surface Treatment for Long Service Life

Metal bar storage environments are demanding, with heavy loads, sharp edges, and industrial atmospheres that accelerate wear and corrosion. Herochu addresses these challenges through comprehensive surface treatment options. Powder coating provides a durable, impact-resistant finish that protects against scratches and corrosion. Painted finishes are available for indoor clean environments.

For telescopic mechanisms with moving parts, Herochu applies a two-layer protection system: zinc plating on all roller components and slides, plus a powder-coated finish on static structural elements. This combination prevents galling and corrosion while maintaining smooth hand crank operation even after years of dusty or humid operation.

Industry Applications

The Telescopic Cantilever Rack with Hand Crank for Metal Bars serves a wide range of industries. Metal service centers use these racks for organized storage of bar stock in carbon steel, stainless steel, aluminum, copper, and specialty alloys. Bar manufacturing facilities rely on them for work-in-progress storage and finished goods handling. Machining and fabrication shops depend on them for efficient storage of raw material near production equipment.

Construction material suppliers, automotive parts manufacturers, and aerospace component suppliers all benefit from the precise, accessible storage that Herochu hand crank telescopic cantilever racks provide.