Q355B Hot Dip Galvanized Prefabricated Steel Building - 5-20 Ton Crane Capacity, Custom Warehouse Structures
Professionally engineered prefabricated steel building systems provide cost-effective and efficient low-rise structures for industrial and commercial applications. These integrated building systems are custom-designed using CAD tools to meet specific customer requirements and comply with local building codes.
| Main Parts | Item Name | Specification |
|---|---|---|
| Main Steel Frame | Steel Column | H section steel Q355B |
| Steel Beam | H section steel Q355B | |
| Steel Purlin | Roof Purlin | C or Z shape, galvanized steel Q235B |
| Wall Purlin | C or Z shape, galvanized steel Q235B | |
| Cladding Material | Roof | PPGI steel sheet, or sandwich panel (EPS, Fiberglass, Rockwool, PU) |
| Wall | PPGI steel sheet, or sandwich panel (EPS, Fiberglass, Rockwool, PU) | |
| Accessories | Bolts (ordinary, high strength), Gutter (galvanized steel plate, stainless steel), Windows (aluminum alloy, PVC), Doors (sliding or rolling), Downpipes (PVC or metal), Edge Cover (PPGI steel sheet 0.5mm), Ventilation (stainless steel), Crane (5 tons to 20 tons) | |
Clear-span steel buildings with single uninterrupted space, ideal for garages, workshops, and small to medium warehouses.
Multiple spans supported by columns for large warehouses, industrial buildings, and commercial spaces requiring flexible layouts.
Rigid frames with moment-resisting connections for industrial buildings, factories, and large-scale storage facilities.
Three-dimensional interconnected steel frameworks creating large open spaces with high strength-to-weight ratios, suitable for airports and exhibition halls.
Combination of steel with concrete, timber, or glass to optimize material properties for diverse applications.
- Cost Saving: 25% lower cost per square meter compared to conventional buildings with reduced installation expenses
- Quality Control: Factory fabrication with strict quality monitoring throughout design, engineering, and manufacturing
- Quick Erection: Pre-fabricated steel members connected with bolts for fast, step-by-step installation
- Flexibility: Customizable designs, easy future expansion, and economical transportation
- Energy Efficiency: Environmentally friendly solution with CO2 reduction, energy efficiency, and recyclability
We provide comprehensive design services and accurate quotations based on your project requirements. Please provide:
- Project progress status and government licensing
- Intended usage (warehouse, workshop, factory, office)
- Building location and local climate conditions (wind speed, snow load)
- Building dimensions (length × width × height)
- Crane beam requirements (5-20 ton capacity)
- Roof and wall panel material preferences
- Window and door specifications (material, quantity, type)
Our company holds CE certification (EN1090), International Ordinary Steel Structure High-grade Certificate, and China Overseas Contract Project Operation Qualification Certificate. We have successfully completed projects in over 130 countries including Canada, Australia, Germany, France, Brazil, England, and the United States.
- Custom plan drawings and accurate budget preparation
- Professional site-specific recommendations
- Market updates on steel prices, shipping costs, and exchange rates
- Quality inspection reports and certification documentation
- Detailed construction drawings and installation manuals
- Guaranteed manufacturing speed and material quality
- Weekly production schedule updates with progress photos
- Experienced construction teams available for on-site installation
Before delivery, we provide detailed construction drawings and installation videos for online support. Our experienced construction personnel can be dispatched to your location for on-site installation guidance when required.
We are a steel structure building manufacturer located in Qingdao, China.
Yes, our engineering team provides comprehensive design services including architectural drawings, structure diagrams, processing detail drawings, and installation documentation.
We provide detailed construction drawings and manuals for step-by-step installation. Our engineers can also be sent to your location for on-site assistance.
Contact us online or by email with your drawings, or provide building dimensions and local weather conditions for accurate quotation.
30% deposit with 70% balance payment before shipment.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.