Explore our factory-direct industrial storage lines engineered with cold-rolled Q235B steel, customizable column pitches, and safety lock connector pins tailored for heavy pallet loads and high-throughput distribution hubs.
Established in 2001, Guangzhou Heda Shelves Co., Ltd. has grown from a regional structural fabricator into an international heavyweight in bulk storage racking systems, high-bay automated warehouse infrastructures, and multi-tier mezzanines.
Rigorously certified to European CE standards (Certificate No. 2435-CPR-8605159) and ISO 9001:2015 Quality Management Systems (Certificate No. 18624Q00169R0M, valid through 2027-06). Our finishes fully adhere to RoHS environmental protocols, guaranteeing non-hazardous electro-powder coatings.
With an in-house engineering corps of over 300 technical specialists, we provide end-to-end consulting prior to raw material cutting. Our structural engineers generate complete 2D AutoCAD floor plans and photorealistic 3D structural renders within 24 to 48 hours, fully tailored to your slab loads.
Our 30,000-square-meter facility houses continuous CNC roll-forming lines, automated punch presses with optical alignment, and robotic beam welding stations. Every raw coil of Q235B/Q355B structural steel undergoes rigorous ultrasonic flaw detection and tensile yield verification.
A deep-dive technical engineering comparison between steel grades, column forming geometries, surface passivation treatments, and deflection limits conforming to RMI (Rack Manufacturers Institute) and European EN 15512 specifications.
| Racking Architecture | Material Metallurgy | Yield Strength (ReH) | Beam Connector Interlock | Deflection Limit (UDL) | Surface Passivation | Standard Application |
|---|---|---|---|---|---|---|
| Light-Duty Angle Shelving | Cold-Rolled Steel Q195 / Q235 | ≥ 195 – 215 MPa | Corner gusset plate + M8 zinc hex bolts | L / 180 Max Span | Electrostatic powder coat (50μm) | Manual bin picking, archive archives (≤150kg) |
| Medium Boltless Bulk Rack | Structural Carbon Steel Q235B | ≥ 235 MPa | Rivet drop-in / Butterfly lug punched column | L / 200 Max Span | Pickling + Phosphating + Powder (65μm) | Tire storage, e-commerce order picking (≤800kg) |
| Heavy-Duty Bulk Selective Rack | High-Tensile Steel Q235B / Q355B | ≥ 355 MPa (Q355B) | 3 or 4-Claw welded connector + Spring safety pins | L / 250 (Strict RMI spec) | Shot-blasting + Epoxy polyester (80μm) | Full unitized pallet racking, high-bay DCs (≤4500kg) |
| Drive-In / High-Density Shuttle | Structural Steel Q355B / SS400 | ≥ 345 – 355 MPa | Continuous cantilevered support rail brackets | L / 250 with dynamic sway brace | Hot-Dip Galvanized (≥65μm) / Epoxy | Cold storage (-30°C), FMCG bulk homogeny (≥1500kg) |
| Structural Multi-Tier Mezzanine | Hot-Rolled H-Beams + Q235B Decks | ≥ 235 – 355 MPa | High-strength Grade 8.8 structural bolting | L / 300 Pedestrian comfort | Anti-skid galvanized or epoxy decking | Multi-level order fulfillment centers (≤1000kg/m²) |
The load-bearing integrity of modern bulk rack shelving is determined by the cold-bending process of the upright column. HEDA Shelves utilizes an advanced 18-stage roll-forming process that progressively curves structural steel strips into complex, multi-flange Omega profiles. These continuous bends shift the center of gravity and dramatically enhance the moment of inertia, preventing torsional flexure and lateral buckling under extreme uniform distributed loads (UDL).
Furthermore, beam end connectors are stamped with multi-tooth gripping claws that wrap tightly around the upright. Safety spring pins are engineered with a minimum shear strength of 10 kN to eliminate unintentional dislodgement during turbulent forklift docking maneuvers.
Standard catalogue shelving often suffers catastrophic micro-cracking and premature oxidation when installed in regions with extreme heat, sub-tropical humidity, or marine atmospheres (such as the Gulf Cooperation Council coastal hubs or Southeast Asian port depots). HEDA applies an uncompromising 10-step surface preparation prior to coating.
Components pass through ultrasonic degreasing, twin acid pickling washes to remove mill scale, and micro-crystalline zinc phosphating. This converts the base steel substrate into an inorganic non-metallic crystalline barrier that multiplies powder coat adhesion by over 300% under standard ASTM B117 salt spray testing.
Global supply chain directors and enterprise procurement executives are adapting their CAPEX strategies. Here are the macroeconomic and architectural trends governing warehouse racking procurement over the next 5 to 10 years.
Enterprise buyers are abandoning low-gauge cheap shelving in favor of higher-yield structural steel. Initial acquisition savings are rapidly wiped out if columns warp under pallet impact or if inferior paint flakes in humid warehouses. Procuring certified Q235B/Q355B steel with documented mechanical certificates reduces long-term maintenance liabilities and warehouse downtime.
With unpredictable ocean freight fluctuations, forward-thinking logistics directors are partnering with manufacturers capable of maximizing TEU (Twenty-foot Equivalent Unit) volume. High-precision boltless knocked-down upright frames allow nested bundle packing, increasing container cube utilization by up to 35% and saving thousands of dollars per 40HQ container shipped.
Driven by rapid SKU volatility in omnichannel e-commerce, warehouses can no longer commit to static configurations. Procurement contracts now demand modular racking profiles whose shelf levels adjust in 50mm or 75mm increments without torch-cutting or structural welding, allowing quick conversion from pallet bulk to hand-pick tiers.
From structural digital twins to autonomous mobile robot (AMR) compatibility, discover how structural storage is evolving into an active technological asset in smart warehousing.
HEDA Shelves integrates Building Information Modeling (BIM) workflows with Autodesk Revit and Tekla Structures. By modeling physical rack tolerances alongside warehouse HVAC, MEP conduits, and ESFR fire suppression systems, engineering clashes are completely identified and resolved digitally prior to factory manufacturing.
Modern bulk racking designs incorporate precise baseplate shimming, tight vertical plumbness tolerances (≤1/1000 height), and high-contrast navigational fiducials. Bottom horizontal beams are engineered to support automated pallet shuttles and floor-level AMR docking without structural deflection.
Every high-bay structure engineered by our technical division is simulated across 3D Finite Element Analysis software. We evaluate stress distribution under full uniform distributed load (UDL), seismic acceleration forces (zone 1 through 4), and eccentric impact events to ensure zero catastrophic collapse modes.
Clear, definitive technical answers addressing steel grades, structural safety factors, custom layout engineering, and international freight logistics.
Q235B is standard carbon structural steel with a minimum yield strength of 235 MPa, comparable to European S235JR and American ASTM A36. It represents the global benchmark for standard medium-duty bulk racking and lower-tier selective pallet systems due to its excellent ductility and roll-forming consistency.
Q355B (equivalent to S355JR or ASTM A572 Grade 50) is a high-strength low-alloy steel possessing a yield strength ≥355 MPa. HEDA Shelves specifies Q355B for high-bay warehouse uprights exceeding 8 meters in height, heavy-duty cantilever columns, and cold-storage facilities where reduced steel thickness with elevated tensile strength optimizes load capacity without ballooning overall deadweight.
Our surface protection goes far beyond basic aerosol paint. Prior to coating, our components pass through an automated 10-stage immersion or spray pretreatment including ultrasonic degreasing, twin hydrochloric acid pickling tanks, surface conditioning, and zinc phosphating.
We then apply premium AkzoNobel or PPG thermosetting polyester powders in an electrostatic booth, followed by continuous curing in a 200°C baking tunnel for 20 minutes. This creates an 70–90 micron thick polymer barrier with 2H pencil hardness, passing 500-hour ASTM B117 neutral salt spray corrosion tests without blistering or delamination, making our racks ideal for coastal regions like Dubai, Jeddah, Dammam, and Singapore.
To produce an authoritative structural layout and accurate bill of materials, please share:
1. Architectural building drawings (AutoCAD DWG/PDF) showing internal clear height under roof trusses, column grids, dock door locations, and fire exit doors.
2. Pallet or carton dimensions (Length × Width × Height, inclusive of product overhang) and maximum gross weight.
3. Forklift specifications (Model, minimum turning radius, maximum mast elevation, and chassis width).
4. Operational velocity (FIFO vs. LIFO, daily throughput targets) and local seismic classification.
HEDA Shelves operates under a strict, third-party audited quality framework:
• CE Certification: Certificate No. 2435-CPR-8605159, meeting European Construction Products Regulation (CPR) and structural steel EN 1090 standards.
• ISO 9001:2015: Quality Management System Certificate No. 18624Q00169R0M (valid through June 2027).
• RoHS Compliance: Ensuring all pigments, surface resins, and passivating chemicals are 100% free of lead, mercury, cadmium, and hexavalent chromium.
We use heavy-duty steel strapping and high-density polyethylene edge protectors to bundle upright columns into structural flatforms. Beams are stacked in interlocked, nested layers cushioned with corrugated fluting and wrapped in UV-resistant waterproof stretch film.
Small brackets, hardware, and safety locking pins are packed in triple-wall corrugated cartons and banded to heat-treated IPPC fumigated wooden or steel skids. Every bundle is color-coded and labeled with barcodes correlating to the CAD installation diagrams, enabling lightning-fast customs clearance and on-site sorting.
Yes. All HEDA uprights feature standardized teardrop, butterfly, or diamond pitch punchings spaced at precise 50mm or 75mm intervals. You can easily unclip horizontal load beams, re-adjust shelf elevations, add intermediate tiers, or link starter bays to additional add-on bays at any point in your warehouse lifecycle.
Furthermore, standard uprights can be pre-punched to support future attachments such as wire mesh back guards, upright frame protectors, pallet support bars, or even multi-tier structural mezzanine walkway brackets.
Every overseas shipment is accompanied by a dedicated installation manual, complete 2D erection assembly blueprints, a master packing manifest, and torque specification guidelines for slab anchor bolts. We also provide step-by-step 3D video tutorials for local assembly teams.
For large-scale projects, including automated shuttle racking or multi-story mezzanines, HEDA Shelves provides real-time engineer-led video inspection conferencing and can dispatch on-site bilingual erection supervisors to oversee framing and load-testing verification.
For standard catalogue bulk rack shelving systems, sample orders ship in 3 to 7 working days. Full 20GP or 40HQ container orders are generally completed within 15 to 20 calendar days from formal CAD drawing sign-off and deposit receipt.
Our Guangzhou factory is conveniently located close to Nansha, Huangpu, and Shenzhen ports, allowing seamless ocean vessel booking and guaranteed port delivery windows to prevent logistics bottlenecks.
Partner directly with Guangzhou Heda Shelves Co., Ltd. Get a free structural calculation, tailored 2D/3D CAD layout, and an itemized factory-direct quotation within 24 hours. Serving global distributors, 3PL giants, and warehouse operators worldwide.