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Help CenterHeavy Duty Boltless Steel Bunk Bed HN-BB2009 | High Load Capacity Dormitory Bed | With Safety Rails & Anti-Slip Ladder
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The Ultimate Solution for High-Density Housing: Hengna HN-BB2009
In the world of commercial and institutional furniture, the demand for robust, space-efficient sleeping solutions is ever-growing. Whether managing a university dormitory, a worker’s camp, or a military barracks, the choice of bedding directly impacts the safety, comfort, and satisfaction of the occupants. The Hengna HN-BB2009 Heavy Duty Boltless Steel Bunk Bed is engineered to meet these challenges head-on, offering a blend of industrial-strength durability, rapid assembly, and uncompromising safety.
Redefining Structural Integrity
At the core of the HN-BB2009 is its cold-rolled steel frame. Unlike traditional iron beds that may warp or bend over time, this model utilizes high-quality cold-rolled steel for its main structural components.
Bed Posts: The bed stands on 70x70mm square tubes with a wall thickness of 1.1mm. The unique “inner corner double edge pressing” design significantly enhances the column’s resistance to twisting and bending, ensuring the bed remains stable even under dynamic loads.
Cross Beams: The beams use a hollow special-shaped design (83mm x 30mm) made from 0.9mm thick steel. This geometry is not just for aesthetics; it creates a rigid backbone that prevents sagging.
This robust construction grants the bed a high load capacity, making it suitable for adult use in demanding environments like military training centers or construction sites. It is built to withstand the rigors of daily life, far exceeding the capabilities of standard residential furniture.
The Boltless Advantage: Innovation in Assembly
One of the standout features of the HN-BB2009 is its boltless connection system. Traditional metal bunk beds often suffer from loose screws over time, leading to wobbling and squeaking. Hengna has solved this with a three-hole tenon plug-in card connection.
How it Works: The crossbeams slide directly into the bed posts and lock into place via a precision-engineered card slot. No bolts, screws, or tools are required for the main assembly.
The Benefit: This design creates a self-locking structure that becomes more stable with use. It drastically reduces installation time, allowing a team to set up an entire dormitory in a fraction of the time it would take for bolted alternatives. It also eliminates the risk of parts loosening or falling out, a critical safety maintenance concern for facility managers.
Safety as a Standard, Not an Option
Safety is paramount, especially in environments housing students or staff. The HN-BB2009 is designed with multiple layers of protection to prevent accidents.
“Eye-Shaped” Head Guardrails: The head of the bed features a guardrail constructed from Ф19mm x 1.0mm high-quality round steel pipes. Connected in a eye shape, this structure stands 255mm high. This height is specifically chosen to prevent sleepers from rolling off the upper bunk, providing a secure barrier that meets rigorous safety standards.
Anti-Slip Ladder: Climbing to the top bunk is made safe with a ladder constructed from 20x30mm rectangular tubes. The steps themselves are 246x55mm wide with a thickness of 1.2mm. Crucially, they feature double-sided arc punching with anti-slip convex patterns. This ensures a firm foothold even in humid conditions or if the user’s feet are wet.
Bed Board Support: The bed uses 5 support crossbars (20x30x0.9mm). To prevent these from shifting, each end features a stamped “middle-character” anti-drop hole, and the junction with the beam includes a welded anti-retreat card. This ensures the bed board never slips or collapses.
Durability Through Advanced Surface Treatment
Investing in furniture is an investment in longevity. The HN-BB2009 undergoes a comprehensive surface treatment process to ensure it stands the test of time.
Pre-treatment: The steel undergoes degreasing, rust removal, acid washing, surface conditioning, and ceramic conversion.
Coating: Both the inner and outer surfaces receive electrostatic powder spraying, followed by high-temperature curing.
Corrosion Resistance: This meticulous process allows the bed to withstand a 300-hour salt spray test. This makes the HN-BB2009 exceptionally resistant to rust and corrosion, ideal for use in coastal areas or humid climates.
Complete Solution: The Wooden Board
The bed comes complete with a 14±1mm thick solid wood multilayer board. This high-density board provides a firm, quiet sleeping surface, eliminating the need for additional bunkie boards or foundations. It is sturdy enough to support the weight of heavy adults without bowing.
Technical Specifications Table
| Component | Specification | Material/Detail |
|---|---|---|
| Dimensions | L2000 x W900 x H1800 mm | Standard Single Bunk Size |
| Bed Post | 70x70 mm | Cold-rolled Steel, 1.1mm thickness |
| Cross Beam | 83x30 mm | Hollow profile, 0.9mm thickness |
| Connection | Boltless | 3-Hole Tenon Plug-in Card |
| Guardrail | “Eye” Shape | 255mm Height, Ф19mm pipe |
| Surface | Grey White | Electrostatic Powder Coating |
| Corrosion Resist | 300 Hours | Salt Spray Test Standard |
Why Choose Hengna HN-BB2009?
For procurement officers and project managers, the HN-BB2009 represents a low-maintenance, high-value solution. The absence of bolts means fewer spare parts to inventory and less maintenance labor. The industrial-grade steel and anti-rust treatment mean a longer service life, reducing the total cost of ownership. Whether for a student dormitory or a labor camp, this bed delivers the strength and safety required for professional environments.
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