Engineered Storage Assemblies & Specialized Racking Units
Explore our heavy-duty industrial racking configurations manufactured from certified Q235B/Q355B structural steel, finished with high-adhesion anti-corrosive powder coatings for harsh industrial and cold-chain environments.
2-6 Pallet Deep
100% Direct Access
Customizable Pitch
Boltless Medium Duty
Gravity Driven FIFO
Engineering Compliance, Structural Rigidity & Deflection Limits
In structural warehousing, load-bearing failure isn't merely an operational disruption—it poses severe risks to human life and capital assets. Here is how modern structural storage systems are calculated and certified.
Cold-Formed High-Tensile Metallurgy
Uprights and horizontal load beams utilize prime-grade Q235B and Q355B structural coil steel (conforming to EN 10025-2 standards). With guaranteed yield strengths of ≥235 MPa and ≥355 MPa respectively, upright sections undergo multi-station CNC continuous cold roll forming. This imparts cold-work strain hardening, increasing section modulus and torsional stiffness along perforated upright flanges.
- Tensile Strength Rm: 360-510 N/mm²
- Elongation at Break: ≥ 26%
- Hole Pitch: 50mm or 75mm CNC punched
Structural Limit States: EN 15512:2020
Compliance with European Standard EN 15512:2020 requires rigorous testing of steel static storage systems. Our designs assess ultimate limit states (ULS) for overall member buckling and flexural-torsional distortion, alongside serviceability limit states (SLS). Pallet beam deflection is constrained to 1/200th of the span (L/200) under maximum design load, ensuring clear fork entry and zero plastic deformation.
- Safety Factor: ≥ 1.5 against yield collapse
- Connection: 3-5 tooth cold-forged connectors
- Beam Lock: Spring-action drop pins
Seismic Dissipation & Dynamic Damping
For seismic hazard zones—such as Southeast Asia, Japan, and the Mediterranean basin—racking structures are designed as unbraced frames in the longitudinal aisle direction and braced frames in the cross-aisle direction according to EN 16681 and RMI ANSI MH16.1. Heavy-duty ductile baseplates with dual concrete mechanical anchors absorb ground accelerations without brittle shear fractures.
- Dynamic response spectrum verification
- High-ductility portal beam ties
- Custom floor-anchor embedment depth
| Storage System Type | Space Utilization | Selectivity | Handling Dynamic | Max Load Capacity | Cost per Pallet Position |
|---|---|---|---|---|---|
| Selective Pallet Racking | 40% - 45% (Aisle-Heavy) | 100% Direct Access | FIFO (Flexible) | Up to 5,000 kg / level | Low ($) |
| Push Back Racking (2-6 Deep) | 70% - 75% (High Density) | Medium (By Lane) | LIFO (Gravity Cart) | 1,500 kg / pallet | Moderate ($$) |
| Pallet Flow (Gravity Roller) | 80% - 85% (Ultra Dense) | High (Per Lane) | Automated FIFO | 1,800 kg / pallet | Higher ($$$) |
| Drive-In / Drive-Through | 75% - 80% (Deep Channel) | Low (Bulk SKU) | LIFO / FIFO | 1,200 kg / pallet | Low-Moderate ($$) |
| Radio Shuttle Racking | 85% - 90% (Maximum Cube) | Semi-Automated | FIFO or LIFO | 2,000 kg / pallet | Premium ($$$$) |
| Carton Flow Order Picking | 65% (Ergonomic Split-Case) | 100% Facing Pick | FIFO Gravity Bed | 500 kg / shelf plane | Moderate ($$) |
10-Step Controlled Fabrication: From Certified Coil to Container
Vertical manufacturing consistency under ISO 9001:2015 guarantees precise tolerances, weld integrity, and continuous salt-spray corrosion resistance across our entire volume production.
Raw Materials
Mill-certified Q235B/Q355B coils verified via spectroscopic analysis.
Precision Cutting
High-speed laser slitting with 0.1mm dimensional variance tolerances.
Column Punching
CNC progressive stamping dies execute teardrop or butterfly pitches.
Cold Bending
Continuous multi-pass rollers form rigid omega upright profiles.
Profile Forming
Interlocking twin-C box beams seam-welded for exceptional load resistance.
Polishing
Robotic edge deburring removes slag for zero-snag handling safety.
Automated Welding
CO2 gas-shielded robotic arm welds beam end-connectors without porosity.
Pickling & Phosphating
9-stage chemical immersion cleans oxides to bond powder coating.
Powder Coating
Thermoset polyester epoxy cured at 200°C yields a resilient 60-80μm film.
QC & Ocean Bundling
Destructive batch testing, anti-scratch wrap, and export racking pallets.
Procurement & Technological Trends Shaping 2025–2030 Logistics
Enterprise supply chain leaders are rethinking warehouse real estate, shifting away from standard selective storage toward agile, automated, and sustainable infrastructure.
AGV/AMR Interface Compatibility
Standard racking is increasingly retrofitted with precision QR grid navigation floor plates, LiDAR-reflective target prisms, and open-bottom rack pick zones tailored for autonomous mobile robots. Buyers specify tight deflection tolerances so robotic forks never catch on pallet runners.
High-Density Sub-Zero Thermal Cages
With refrigerated space costing up to 8× more per cubic meter to operate, multi-deep Radio Shuttle and Push Back arrays are rapidly replacing traditional wide-aisle configurations. Systems demand specialty cold-resistant alloy steel (avoiding ductile-to-brittle transitions at -30°C).
Multi-Tier Catwalk & Mezzanines
Spiraling land costs near metropolitan hubs demand vertical expansion. Rack-supported catwalk mezzanines integrate multi-level bin shelving with spiral package chutes, doubling pick volume without expanding the facility footprint.
Low-VOC & Demountable Sustainability
Tier-1 multinationals now require verified Environmental Product Declarations (EPDs). Sourcing teams favor zero-heavy-metal powder coatings, RoHS compliance, fully recyclable steel framing, and modular boltless joints designed for rapid relocation without scrap.
Factory-Direct Structural Manufacturing Authority Since 2001
Headquartered in Guangzhou, China, Guangzhou Heda Shelves Co., Ltd. operates a high-capacity 30,000 m² production complex, serving distributors, logistics operators, and EPC contractors worldwide.
Free 3D & Structural CAD Engineering
Avoid costly planning oversights. Our structural engineers produce comprehensive AutoCAD layout drawings, forklift turning radii simulations, seismic bracing models, and realistic 3D renderings within 24 to 48 hours of receiving your warehouse architectural prints.
✓ Zero-Cost Design ConsultationTropical & Harsh Climate Pre-treatment
Warehouses in Southeast Asia, Latin America, and coastal ports face high relative humidity. Our automated chemical bath removes oils and applies a micro-crystalline iron phosphate layer, followed by high-voltage electrostatic epoxy coating to prevent underfilm corrosion.
✓ 500-Hour Salt Spray ResistanceFull Ocean-Container Volume Optimization
High shipping costs can erode procurement savings. We engineer upright frame splices and custom stack bundles to maximize weight and volume limits in 20GP and 40HQ containers. Numbered components correspond to clear color-coded packing lists.
✓ Lowest Shipping Cost Per Pallet
CE Certified
Certificate No. 2435-CPR-8605159
ISO 9001:2015
Registration No. 18624Q00169R0M
RoHS Compliant
Non-Toxic Surface Finishes
Destructive Load Tested
Structural Deflection Verified
Industrial Racking & Shelving Procurement FAQ
Key technical, regulatory, and logistics considerations for warehouse operators, project engineers, and international procurement managers.
Our systems strictly adhere to European standard EN 15512:2020 (Steel static storage systems – Adjustable pallet racking systems – Principles for structural design) and Construction Products Regulation (CPR) 305/2011/EU under CE Certificate No. 2435-CPR-8605159. Quality control conforms to ISO 9001:2015, ensuring complete heat-number batch traceability from hot-rolled coil to final packaging.
To provide an engineered proposal, please share: (1) Warehouse clear height to the lowest roof obstruction or sprinkler head; (2) Architectural floor plan showing column grid spacing and dock doors; (3) Pallet specifications (Width × Depth × Height including cargo overhang, and maximum pallet gross weight); (4) Forklift model, mast collapsed height, and turning aisle radius (AST).
For seismic regions (such as the Pacific Rim and Mediterranean), structures undergo finite element analysis (FEA) compliant with EN 16681 and FEMA 460 / RMI MH16.1. We increase upright column gauge thickness, configure double-anchor ductile cast-steel base plates, reinforce bracing node geometries, and supply top-tie overhead cross-aisle portal frames.
Conventional paint on bare steel fails rapidly in 70%+ relative humidity. We process all fabricated steel through an automated 9-stage chemical immersion tunnel: alkali degreasing, clean water rinse, acid pickling to strip scale, phosphating, and deionized neutralization. Powder coating is electrostatically applied and cured at 200°C, ensuring strong polymer cross-linking that prevents salt corrosion.
Standard production lead time ranges from 15 to 22 business days depending on tonnage. Port-to-port ocean transit from our Guangzhou / Nansha terminal averages: 2–5 days to Vietnam and Manila; 5–7 days to Singapore and Bangkok; 14–20 days to Australia / Middle East; and 24–32 days to European and North American gateway ports. We offer FOB, CIF, CFR, and DDP terms.
Every shipment includes an engineered installation manual, step-by-step CAD erection drawings with tagged piece IDs, and high-resolution video walk-throughs. For large-scale projects, automated shuttle systems, or multi-level mezzanines, we can dispatch bilingual structural installation supervisors onsite or provide live remote engineering support throughout the erection phase.
Request an Engineered Layout & Factory Quote
Share your warehouse dimensions, pallet weights, and operational requirements. Our engineering team will deliver a free 3D simulation, CAD drawing, and competitive factory-direct quote within 24 hours.