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Steel Expo Hall – Large-Span Steel Structure Convention Center

Ultra-Large Clear Spans (Column-Free)

Achieve spans from 40m up to 120 meters without intermediate columns.
Maximizes usable floor space for flexible exhibition layouts.

Rapid Construction & Scalability

Prefabricated truss or space-frame modules reduce on-site assembly time by up to 50%.
Easily expandable in length or width for future hall extensions.

High Ceiling & Integrated Utilities

Clear internal heights of 10m–25m accommodate large exhibits, hanging banners, and lighting grids.
Pre-engineered pathways for HVAC, electrical, fire suppression, and sound systems.

Exceptional Load Capacity

Roof designed for suspended loads (lighting, signage, catwalks) + snow/wind loads per local codes.
Floor systems support heavy exhibition vehicles (up to 50 kN/m² live load).

Superior Durability & Low Maintenance

Heavy-duty anti-corrosion coating (ISO 12944 C4/C5) for 25+ year protection.
Weather-resistant roofing and cladding options (insulated panels, polycarbonate, or metal deck).

Sustainable & Energy-Efficient

Steel structure is 98% recyclable.
Compatible with solar panel integration, daylighting systems, and green roof designs.
Reduced material waste through precision digital fabrication.

Aesthetic Versatility

Choose from curved roofs, sawtooth profiles, or architectural facades.
Multiple exterior finishes: painted steel, aluminum composite panels, glass curtain walls.

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Product Details

Product Content (Technical & Functional Specifications)

Parameter	Specification
Typical Span	40m – 80m (clear span); up to 120m with space frame
Hall Width	Customizable (commonly 50m, 70m, 90m)
Hall Length	Unlimited (modular expansion of 20m bays)
Eave Height	8m – 25m (based on event type)
Steel Grade	S355J2+N / S460ML / Q355B
Structural Types	Truss girder, space frame, rigid frame, arch hybrid
Roof System	Insulated sandwich panels / standing seam metal roof / polycarbonate skylights
Design Standards	Eurocode 3 / AISC 360 / GB 50017
Fire Protection	Intumescent coating or fire-rated board encapsulation available
Wind Resistance	Up to 200 km/h (customizable per region)
Seismic Rating	Suitable for Zone 4 (with moment-resisting connections)
Fabrication Tolerance	EN 1090 EXC3 / ISO 3834 certified

Typical Applications

International trade fair & expo centers
Convention & conference halls
Sports arenas & indoor stadiums
Airport hangars & logistics hubs
Multi-purpose community event spaces
Industrial showrooms & auto exhibition halls

Optional Features

Climate control ready: Insulated panels + HVAC mounting points
Acoustic treatment: Perforated liners for sound absorption
Natural lighting: Polycarbonate roof panels or clerestory windows
Mezzanine levels: Internal second-floor gallery for VIP or office space
Canopy extensions: Covered outdoor exhibition areas

Why Choose SteelExpo™ Hall?

✅ Cost-effective – Lower structural steel tonnage per square meter than traditional concrete.
✅ Fast ROI – Shorter construction timeline means earlier event revenue.
✅ Future-proof – Easy to expand, relocate, or repurpose.
✅ Global delivery – Flat-packed shipping to any port or job site.