| Trade Term: | CIF |
|---|---|
| Payment Terms: | Paypal |
| Place of Origin: | Jiangsu, China (Mainland) |
| Means of Transport: | Ocean |
| Production Capacity: | 60,000 tons |
| Delivery Date: | 7-15 days |
| Type: | Industrial Roof Structure / Factory Roof Space Frame |
| Material: | Q235B / Q355B structural steel | Structure Type: | Tri-circular arch shell / Square-pyramid grid |
|---|---|---|---|
| Span Range: | Medium to ultra-long spans up to 120m+ | Applications: | Factories, workshops, industrial plants, warehouses, logistics centers |
| Surface Coating: | Epoxy zinc-rich primer (optional anodizing) | Connection System: | Bolt-ball joints + conical connectors |
| Service Life: | 50 years | Certifications: | CE / ISO9001 |
| Customization: | Dimensions, colors, grid design, module size, roof type |
Designed for large factory roofs and industrial buildings with long-span coverage.
Lightweight yet extremely strong steel space frame ensures efficient load distribution.
Modular prefabricated system reduces installation time and labor cost.
Corrosion-resistant epoxy zinc-rich coating for extended outdoor durability.
High-precision bolt-ball joints enhance stability, safety, and maintenance efficiency.
Fully customizable factory roof solutions to meet industrial and architectural needs.

The Industrial Roof Structure Steel Space Frame System is an advanced roofing solution engineered specifically for modern factories, production plants, and large-scale industrial facilities. Designed to meet the increasing demands of global manufacturing environments, this steel space frame system offers a powerful combination of structural performance, long-span capability, and long-term durability. For buyers seeking a highly reliable factory roof with exceptional safety and cost-effectiveness, this product delivers outstanding value.
Built using high-quality Q235B or Q355B structural steel, the industrial roof structure provides significant load-bearing capacity while maintaining a lightweight profile. Its three-dimensional space frame design—based on either a tri-circular arch shell or square-pyramid grid pattern—ensures equal load distribution across all axes. This geometric advantage allows the industrial roof structure to achieve excellent rigidity and resistance to deformation, even under heavy wind, snow, or equipment loads often found in industrial environments.
The design flexibility of this factory roof system makes it suitable for a wide range of industrial applications, including manufacturing plants, heavy-processing factories, large-scale workshops, cold storage facilities, and logistics distribution centers. Whether a project requires a long-span clear interior space for machinery layouts or a high-strength roofing solution for heavy-duty operations, the steel space frame system can be tailored to match the structural needs of the facility.
A key advantage of the system is its fully modular and prefabricated construction. Each steel member is precision-cut, cold-formed, and inspected before leaving the factory. The bolt-ball joint connection system ensures structural accuracy and dramatically reduces on-site welding. As a result, the entire factory roof can be installed quickly, safely, and with minimal disruption to other construction activities. Installation methods—including high-altitude assembly, block lifting, or sliding installation—provide flexibility depending on site conditions and equipment availability.
Durability is a critical factor in industrial roofing, and this product is engineered to withstand harsh operating environments. The steel members are treated with epoxy zinc-rich primer or optional anodizing to provide long-term corrosion protection. This ensures the structure remains resistant to moisture, chemicals, dust, and temperature variations common in factory settings. The protective coating extends the service life to more than 50 years, reducing the need for frequent repairs or maintenance and significantly lowering lifecycle costs.
The steel space frame's ability to accommodate various roofing materials also enhances its versatility for industrial applications. Depending on project requirements, the system can support metal sheet roofing, insulated sandwich panels, aluminum-magnesium-manganese roofs, and other lightweight industrial roofing systems. This adaptability allows project owners to achieve both aesthetic and functional goals without compromising structural safety.
Engineered to meet international and national standards—including CE certification and compliance with GB50583-2020, JGJ7-2010, and 07SG531—the industrial roof structure guarantees a high level of reliability and safety. Structural performance criteria such as L/200 deflection limits, wind resistance up to 30 m/s, and load capacity compliance ensure maximum stability even under extreme conditions.
From initial design to final installation, every aspect of this factory roof solution is customized to client requirements. Span length, grid arrangement, roof height, module dimensions, and curvature can all be adjusted to achieve the desired performance. Custom colors and coatings are also available to align with corporate branding or factory architecture.
In today's industrial landscape, where efficiency, durability, and safety are essential, the industrial roof structure provides a smart and cost-effective solution. Its lightweight construction reduces foundation requirements, while its structural strength ensures long-term security for valuable machinery and industrial operations. With its modular construction, corrosion-resistant materials, global certification, and highly customizable design, this steel space frame factory roof system is the ideal choice for industrial developers and contractors seeking a high-performance roofing solution for large-scale projects.
Technical Specification Sheet
| Category | Parameter | Unit | Typical Value / Example | Description |
| Basic Information | Product Model | ton | Steel Tube | Example model (ProX Series) |
| Product Name | – | Space Frame Truss | Spatial steel space-frame | |
| Brand | – | Yihong Space Frame | Manufacturer brand | |
| Geometric Parameters | Total Length | Customizable | Defined by detailed design | Optimized for transport & erection |
| Single Module Length | Customizable | 1 module | Length of each prefabricated unit | |
| Height (Structural Depth) | – | 31.2–40 (rise) | Maximum crown height / truss depth | |
| Grid System | – | Tri-circular arch shell / Square pyramid shell | Node & member arrangement pattern | |
| Span | m | 96–120 | Customizable covering capability | |
| Material Parameters | Material | – | Q235B / Q33B Steel | Standard structural steel grades |
| Section Shape | – | Circular hollow section | For space-frame members | |
| Section Size | mm | φ50×2 | Diameter × wall thickness | |
| Surface Coating | – | Epoxy zinc-rich primer / Anodizing | Anti-corrosion protection | |
| Mechanical Performance | Self-Weight | kg/m | 5.5 | Member weight per unit length |
| Max Load Capacity | kN/m² | 3.5 | Uniform load-bearing capacity | |
| Allowable Deflection | mm | L/200 | Standard design limit | |
| Wind Resistance | m/s | ≤30 | Maximum design wind speed | |
| Connections & Nodes | Node Type | – | Bolt-ball joints | Standard bolted connection |
| Interface Type | – | Conical connector | Universal compatible interface | |
| Installation & Logistics | Installation Method | – | High-altitude assembly / Block-by-block / Sliding method | Sliding method preferred for long spans |
| Module Weight | kg/m² | 30–50 | Includes steel frame + roofing | |
| Snow Load | Design Basis | – | GB50583-2020, 50-year return value | Local code-based load value |
| Design Standards | Applicable Codes | – | GB50583-2020; JGJ7-2010; 07SG531 | Mandatory structural design standards |
| Coating | Protection System | – | Epoxy zinc-rich primer | Standard steel anti-corrosion treatment |
| Roof Load | – | kN/m² | 0.35 | Typical lightweight roofing load |
| Other Parameters | Design Service Life | years | 50 | Expected structural lifespan |
| Certifications | – | CE / ISO9001 | International compliance | |
| Remarks | – | Custom colors available | Customization supported |