[email protected] Supplying Australia, New Zealand & the Pacific Islands
Engineered rack-supported mezzanine floor system in operation
Factory-Direct Heavy-Duty Engineering Since 2001

Rack-Supported Mezzanine Floor: How Smart Warehouses Double Usable Space Without New Construction

Industrial-grade multi-tier platforms built directly on certified steel racking uprights. Lower your square-metre storage expenditure, maximise clear ceiling heights, and achieve verified load integrity with Guangzhou Heda Shelves Co., Ltd.

Multi-level mezzanine floor built on pallet racking framework
Certified Multi-Tier Configurations

Integrated Pallet Racking & Elevated Picking Runways

Custom-engineered deck spans, heavy-duty joists, and integrated stairs built to international AS 4084 and ISO standards.

Precision structural flooring platforms and catwalk systems
CE & ISO 9001:2015 Approved

30,000 m² Manufacturing Facility. 10,000+ Completed Installations.

Direct manufacturer accountability from structural raw coil to electrostatically coated finish.

  • Structural Dual-FunctionStorage rack doubles as deck column
  • Zero Wasted AirspaceExpands capacity by up to 100%–200%
  • Seismic & AS 4084 ReadyEngineered load calculations verified
  • Global Turnkey Support3D CAD, manufacturing & dispatch
Engineering Specifications

High-Performance Rack-Supported Mezzanine Solutions

Industrial warehouses require bespoke structural solutions based on unit load weight, picking throughput, and building ceiling clearances. Guangzhou Heda Shelves Co., Ltd. configures cold-rolled Q235B upright profiles to support dual operational requirements with certified safety factors.

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Heavy duty pallet rack supported mezzanine platformPallet Rack Base

Heavy-Duty Pallet Rack Mezzanine

Utilises heavy-duty teardrop or box-profile pallet racking as the foundational column grid. Supports bulk pallet storage on lower tiers while delivering 500kg to 1200kg/m² uniform distributed load (UDL) on upper steel catwalks.

  • Pallet load: up to 2500kg
  • Deck UDL: 500-1200 kg/m²
  • Cold-formed omega uprights
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Multi tier shelving supported mezzanine for auto parts pickingMulti-Tier Pick

Shelving-Supported Multi-Tier Mezzanine

Engineered for manual picking of loose components, automotive parts, apparel, and hardware. Integrated medium-duty longspan uprights eliminate structural wasted space, providing continuous walkways between bin faces.

  • Tier levels: 2 to 4 tiers
  • Shelf rating: 200-800kg/level
  • Continuous catwalk deck
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Structural steel mezzanine platform with open span undercroftClear-Span Hybrid

Hybrid Beam-Mounted Storage Deck

Integrates heavy primary H-section bearer beams supported by high-gauge racking frames. Creates wide clear undercroft zones suitable for electric pallet trucks, assembly benches, packing conveyors, and sortation equipment.

  • Clear span: 4m to 8m
  • Integrated safety gates
  • Modular expansion
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Automated order fulfillment integrated mezzanine rackAutomated Line

Automation-Ready Mezzanine System

Reinforced racking framework engineered specifically to accommodate vertical reciprocating conveyors (VRC), spiral carton chutes, overhead carton flow conveyors, and lightweight autonomous mobile robot (AMR) floor loading.

  • Conveyor cut-outs
  • Zero deflection bracing
  • AMR deck ready
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Enterprise Strength

Why Global Supply Chains Trust Guangzhou Heda Shelves Co., Ltd.

Founded in 2001, Guangzhou Heda Shelves Co., Ltd. has grown into one of Asia’s premier industrial racking and mezzanine manufacturers. Operating out of our state-of-the-art 30,000 square metre facility with over 300 experienced engineers, technicians, and fabrication specialists, we deliver heavy-duty storage equipment to more than 130 countries worldwide.

We provide full turnkey capability: from preliminary 3D CAD architectural modeling and load engineering through automated fabrication, phosphating, electrostatic powder coating, containerised logistics, and remote installation engineering support.

  • 10,000+ Completed ProjectsProven track record across manufacturing & 3PL
  • 30,000 Tons Monthly CapacityRapid order fulfillment without project delays
  • In-House Structural EngineeringFree 24-hr 3D CAD layouts and load stress tables
  • Certified International QualityCE and ISO 9001:2015 accredited factory operations
Guangzhou Heda Shelves Co., Ltd. structural mezzanine components 30,000 m² Manufacturing Facility
  • 2001
    Year Established
  • 0+
    Engineers & Specialists
  • 0t
    Monthly Capacity
  • 0m²
    Manufacturing Base
Manufacturing Integrity

10-Step Precision Fabrication Workflow

Every rack-supported mezzanine component manufactured by Guangzhou Heda Shelves Co., Ltd. follows rigorous metallurgical and dimensional control stages before global dispatch.

1
Consultation and engineering analysis

Clear-Height Audit

Floor plans, load points, forklift clear routes, and ceiling obstacles are modeled.

2
3D CAD rack-supported mezzanine layout design

FEA Load Modeling

Stress profiles and seismic base plates calculated to international standards.

3
Automated cold bending and roll forming of uprights

Precision Fabrication

CNC punching, cold roll-forming, robotic welding, and automated powder coating.

4
Quality shipping packaging on steel pallets

Containerised Dispatch

Coded bundles, ISPM-15 export stillages, and step-by-step assembly blueprints.

Production Control

Standardized 10-Step Component Manufacturing

Raw structural steel coil inspection
Step 01

Raw Steel Coil Audit

CNC high-speed steel cutting
Step 02

Precision CNC Slitting

High speed automated upright punching
Step 03

Automated Column Punching

Cold bending and section profiling
Step 04

Cold Bending Forming

Continuous roll-forming line for beams and decking
Step 05

Continuous Roll Forming

Automated shot blasting and polishing
Step 06

Shot Blasting & Polishing

Robotic connector and baseplate welding
Step 07

Robotic Base Welding

Multi-stage chemical pre-treatment
Step 08

Pickling & Phosphating

Electrostatic powder coating bake line
Step 09

Electrostatic Powder Coat

Final quality inspection and export packaging
Step 10

Dimensional QC & Pack

International Compliance

Third-Party Verified Structural Safety

Guangzhou Heda Shelves Co., Ltd. provides comprehensive certification and factory-audited credentials. International buyers can independently verify our test numbers to guarantee quality and regulatory compliance.

  • CE Structural CertificationCertificate No. 2435-CPR-8605159
  • ISO 9001:2015 Quality ManagementCertificate No. 18624Q00169R0M · Audited to 2027
  • RoHS Environmental ComplianceChemical and coating environmental standard
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ISO accreditation mark CE conformity mark RoHS compliance seal
HEDA Shelves CE certificate report
HEDA Shelves ISO 9001 certificate
HEDA Shelves RoHS report
HEDA Shelves physical load deflection test report

Trusted by global enterprise brands and industrial logistics distributors

Comprehensive Procurement FAQ

Critical Questions Global Buyers Ask About Rack-Supported Mezzanines

Detailed answers addressing structural engineering, installation logistics, floor slab loading, and international compliance standards.


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How does a rack-supported mezzanine compare in cost to a structural steel mezzanine?

A rack-supported mezzanine generally delivers a 25% to 45% total project cost saving compared to structural steel platforms. In a standard structural mezzanine, massive structural H-columns and I-beams are installed solely to hold up the elevated deck, after which you must buy and install storage shelving separately. A rack-supported design from Guangzhou Heda Shelves Co., Ltd. eliminates redundant structural columns because the heavy-duty racking uprights carry the platform above while functioning as storage below. This drastically lowers total steel deadweight, cuts foundation engineering costs, and shortens project build times.

What warehouse slab specifications are required for multi-tier mezzanine point loads?

A continuous concrete floor slab of 150mm to 200mm thickness with minimum compressive strength of 25 MPa to 32 MPa is typically required. Because a rack-supported mezzanine transfers both rack product loads and upper-floor deck dead/live loads through the same column uprights, footings experience higher concentrated point loads. Our engineering department calculates base plate dimensions (utilizing 150x150mm up to 250x250mm solid plate steel with 8mm to 12mm thickness) and determines anchor embedment depth to distribute point loads safely within slab design parameters.

Can Guangzhou Heda Shelves Co., Ltd. engineer mezzanines to AS 4084 and local seismic standards?

Yes. Our engineering department designs systems with reference to AS 4084 principles and relevant regional codes (such as NZS 1170.5 for seismic zones or EN 15512 for European projects). We provide complete 3D CAD modeling, section property calculations, steel grade mill sheets, and FEA stress deflection verification. This enables your local certified consulting engineer or municipal building surveyor to verify and sign off on installation compliance.

What walkway decking surface is best for fire prevention and sprinkler codes?

For operations requiring fire sprinkler compliance, perforated steel planking or open electro-forged bar grating is optimal. They offer up to 50% open surface area, allowing sprinkler discharge and smoke to vent freely between tiers. Where solid walking surfaces are necessary for quiet cart operations, we offer tongue-and-groove resin-coated flooring over corrugated steel underlayment, or embossed tear-drop checker steel plates for non-slip traction.

How are oversized mezzanine components packed and protected for ocean freight?

Long structural uprights, bearer beams, and walkway channels are secured onto custom heavy-gauge steel stillages or bundled with heavy-duty PET strapping and corrugated edge board protectors. Smaller connectors, stairs, and hardware are crated in ISPM-15 heat-treated timber cases, ensuring smooth clearance through quarantine inspections (such as Australian DAFF and NZ MPI). All export paperwork, including verified packing lists and FTA Certificates of Origin, is provided with each shipment.

How do installation teams erect the system on-site without prior experience?

We pre-engineer modular bolt-together assemblies that require zero on-site hot cutting or welding. Every beam, upright, diagonal brace, and stair stringer is tagged with a stamped alphanumeric part number corresponding to our 3D CAD assembly blueprint. We supply step-by-step installation manuals, torque specs, safety railing procedures, and offer video technical guidance. For major enterprise rollouts, we can dispatch on-site supervision engineers to oversee your local assembly team.

Direct Factory Engagement

Request Your Rack-Supported Mezzanine Layout & Engineering Quote

Provide your warehouse dimensions, clear height, and intended floor loading. Guangzhou Heda Shelves Co., Ltd. will provide a complimentary 3D layout, static calculation pack, and factory-direct quotation within 24 hours.

Building Floor PlanDimensions, building column positions & dock doors
Clear Height (Under Truss)Ceiling height, lighting & sprinkler drop levels
Storage Unit SizesPallet footprints (AU/EUR/US) or bin shelving sizes
Target Load CapacitiesPallet load (kg) & upper catwalk live load (kg/m²)
Material Handling MethodManual picking, reach trucks, or VRC cargo lifts
Delivery Port & StandardsDestination port and regional seismic specifications