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Building Steel Structure frameworks engineered for modular construction enabling scalable and flexible building configurations

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Building Steel Structure frameworks engineered for modular construction enabling scalable and flexible building configurations

What Is a Prefabricated Steel Structure Building?

A prefabricated steel structure building is a bolt-together steel frame system in which every column, rafter, purlin, and connection plate is precision-cut, drilled, and welded in our factory — then containerized and shipped to your site for rapid assembly.

Unlike traditional on-site steel fabrication (which is slow, weather-dependent, and expensive in most countries), our approach delivers:

  • 30–50% faster construction compared to conventional steel erection
  • Zero on-site welding — 100% bolted connections
  • Lower total project cost through factory efficiency and reduced site labor
  • Consistent quality — every component passes dimensional inspection before packing
  • This is not a "steel kit." This is a fully engineered structure, designed to your local wind, snow, and seismic loads.

Building Types We Deliver

  • CategoryTypical SpanApplications
    INDUSTRIAL WAREHOUSE18–36mLogistics centers, distribution hubs, e-commerce fulfillment
    FACTORY WORKSHOPS15–30mManufacturing plants, assembly lines, processing facilities
    HANGAR30–80mCivil and aviation, MRO facilities
    AGRICUTURAL BUILDINGS10–20mPoultry houses, livestock barns, crop storage, riding arenas
    COLD STORAGE10–25mTemperature-controlled warehouses, food processing
    SHOWROOMS15–30mRetail spaces, vehicle showrooms, exhibition halls
    SPORTS BUILDING20–50mIndoor arenas, gymnasiums, swimming pool enclosures
    PERSONAL USE8–16mPrivate workshops, garages, equipment sheds, hay barns




Technical Specifications


Primary Steel Frame

ComponentMaterialStandard
ColumnsQ355B / S355JR welded H-sectionGB/T 11263 / EN 10025-2
RaftersQ355B / S355JR welded H-section (tapered)GB/T 11263
Base platesQ235B / S235JR, 16–25mm thickGB/T 3274
Connection boltsGrade 10.9 high-strength friction-grip boltsGB/T 1228 / EN 14399
  • Secondary Structure
ComponentMaterialSpecification
PurlinsQ345B / S350GD cold-formed Z or C sectionGB/T 6725 / EN 10149-2
GirtsQ345B / S350GD cold-formed C sectionGB/T 6725
Bracing (roof/wall)Ø20–25mm round steel with turnbuckleGB/T 699
Tie rodsØ12–16mm round steelGB/T 699
  • Enclosure System
TypeThicknessApplicationThermal Performance
Single-skin steel sheet0.4–0.6mmAgricultural, open-sidedMinimal
EPS sandwich panel50–100mmWarehouses, workshopsU = 0.40–0.70
Rock wool sandwich panel50–150mmFire-rated, public buildingsU = 0.25–0.45
PIR sandwich panel50–150mmCold storage, cold climateU = 0.18–0.25
Single-skin + glass wool blanket50–100mm + liner sheetLarge-span, budget-sensitiveU = 0.35–0.50


Optional Features

  • Overhead crane runway beams (up to 50T capacity)
  • Mezzanine floor systems (steel deck + reinforced concrete)
  • Ventilation: ridge vents, turbine ventilators, louvered sidewall openings
  • Natural lighting: FRP skylight panels (translucent, UV-stabilized)
  • Insulated sectional doors, high-speed roller doors, aircraft hangar sliding doors
  • Rainwater gutter and downpipe systems
  • Fire protection: intumescent coatings up to 2-hour rating

Frequently Asked Questions


  • How long does it take from order to delivery?
  • Typical timeline: design & engineering 15–25 working days + fabrication 25–50 working days + ocean freight (varies by destination; e.g., 22 days to West Africa, 30 days to Europe, 35 days to East Coast North America). Most projects arrive on site within 10–14 weeks of order confirmation.
  • Can you handle the structural design and calculations?
  • Yes. Our in-house engineering team produces a complete structural package — frame analysis, connection design, foundation reaction tables, and anchor bolt layouts — referenced to your local building code. We can also coordinate with your local engineer of record for plan review and permit submission.
  • What about installation? Do you provide site supervision?
  • We strongly recommend our site supervision service for first-time clients: an experienced erection supervisor travels to your site to guide your local crew through the assembly. For repeat clients with trained crews, the bolt-together system is designed for self-erection using our color-coded manual.
  • Do you provide CE / UKCA certification?
  • Yes. Our fabrication facility holds EN 1090-2 EXC3 certification (the highest execution class for steel structures). We issue a Declaration of Performance (DoP) and CE/UKCA marking for all shipments to the European Union and United Kingdom.
  • What is the minimum order?
  • There is no fixed minimum — we handle everything from a single 200㎡ farm shed to a 30,000㎡ multi-building industrial park. Pricing per square meter improves with volume, but we treat every project with the same engineering rigor.
  • How is the steel packed and shipped?
  • All components are bundled, labeled, and containerized with a detailed packing list keyed to the erection drawings. Bolts and small accessories are packed in clearly marked plywood crates. We use export-grade fumigated timber dunnage and VCI (volatile corrosion inhibitor) wrapping for ocean freight.

Get Your Project Started — 3 Simple Steps
  • Step 1 — Send Your Requirements Share your building dimensions, location, and intended use. A rough sketch, satellite image, or reference photo helps — but even just "I need a 20m × 40m warehouse in Mombasa, Kenya" is enough to start.
  • Step 2 — Receive Your Custom Proposal Within 2–3 working days, you'll receive a preliminary structural layout, a bill of materials with pricing, and a shipping estimate — all free of charge and with zero obligation.
  • Step 3 — We Engineer, Fabricate, and Ship Once you approve the detailed shop drawings, fabrication begins. We'll keep you updated with progress photos and container tracking numbers until your steel arrives on site.

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