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Welding H-Shaped Steel Structure Factory Prefabricated Industrial Building

Custom Design & EngineeringTailored to your specific dimensions, load requirements, and local building codes. Our in-house engineering team provides full structural calculation and CAD drawings.
Fast Construction & InstallationPre-fabricated components arrive ready-to-assemble, reducing on-site labor and construction time by up to 50% compared to traditional concrete structures.
Cost-Effective SolutionFactory-direct pricing with optimized material usage. Lower foundation costs, reduced maintenance expenses, and shorter payback period.
High Strength & DurabilityManufactured from premium Q235B / Q355B steel with anti-corrosion treatment. Designed for a service life of 50+ years and resistant to earthquakes, strong winds, and heavy snow loads.
Wide Span & Flexible LayoutClear span up to 36m without interior columns, maximizing usable floor space. Easily expandable or modified as your business grows.
Energy Efficient & Eco-FriendlyCompatible with insulated sandwich panels for thermal performance. 100% recyclable steel materials contribute to green building certifications.

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Product Details

Product Overview

Our prefabricated steel structure factory buildings are engineered and manufactured to deliver reliable, cost-effective industrial space solutions. Whether you need a production workshop, warehouse, distribution center, or processing plant, our steel buildings offer unmatched versatility and performance.

All primary structural members — including H-beam columns and rafters — are fabricated in our own factory under strict quality control, then shipped as a complete kit for rapid on-site assembly.

Technical Specifications

Parameter	Details
Main Frame	Welded H-section steel (Q235B / Q355B)
Roof Truss	H-beam or truss-type, customizable span
Span	Single span: 12m–36m; Multi-span: up to 72m+
Eave Height	4m–12m (customizable)
Roof Pitch	1:10 – 1:20 (adjustable)
Bracing System	X-type cross bracing, angle steel / round bar
Purlin & Girt	C/Z section galvanized steel
Roof & Wall Cladding	Corrugated steel sheet / EPS / Rock wool / PU sandwich panel
Surface Treatment	Shot blasting + epoxy zinc-rich primer + finish paint / hot-dip galvanized
Design Load	Wind: 0.3–0.6 kN/m²; Snow: 0.25–0.75 kN/m²; Live load: 0.5 kN/m²
Seismic Grade	Up to 8 magnitude
Service Life	50+ years

Main Components

Primary Structure: Welded H-shaped steel columns and beams, CNC-cut and submerged-arc welded for maximum strength and precision.
Secondary Structure: Galvanized C/Z purlins, wall girts, and bracing systems ensuring overall stability.
Roof & Wall Panels: Single-layer corrugated sheets or insulated sandwich panels (EPS, rock wool, or polyurethane) for thermal and acoustic insulation.
Accessories: Doors (sliding / overhead / personnel), windows (aluminum alloy / PVC), skylights, ventilation fans, gutters, and downpipes — all included as required.
Connecting Parts: High-strength bolts (Grade 8.8 / 10.9), anchor bolts, and standard fasteners.

Applications

Manufacturing workshops & production plants
Warehouses & logistics distribution centers
Cold storage facilities
Agricultural buildings (greenhouses, livestock shelters)
Commercial showrooms & exhibition halls
Multi-story steel structure buildings

Packaging & Delivery

Steel members: bundled with steel strips, labeled with part numbers
Bolts and small parts: packed in plywood cases
Panels: loaded on wooden pallets with protective film
Loading: 40HQ / 40GP containers, with detailed packing lists
Lead time: 15–30 days after deposit and drawing confirmation

Why Choose Us

15+ years of steel structure manufacturing and export experience
In-house design, fabrication, and quality control — no middlemen
Certified to ISO 9001, CE, and AWS D1.1 welding standards
Exported to 60+ countries across South America, Middle East, Africa, and Southeast Asia
One-stop service: from design and fabrication to installation guidance and after-sales support