Large-Span Industrial Roof Structure Steel Space Frame System Admin Edit

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
Material: Q235B / Q355B structural steel Structure Style: Tri-circular arch shell or square-pyramid space frame
Applications: Factories, workshops, industrial warehouses, logistics centers Protection: Epoxy zinc-rich primer or customized anti-corrosion system
Connections: Bolt-ball joint + conical connector Span Range: Up to 120 meters or customized
Service Life: 50 years Certifications: CE, ISO9001
Custom Options: Colors, module sizes, roof form, architectural shape
  • Designed for industrial buildings requiring wide, column-free factory roof spans.

  • Lightweight yet high-strength steel space frame ensures stable load performance.

  • Fast installation using modular prefabricated components and bolted joints.

  • Corrosion-resistant coating provides long-term durability in industrial environments.

  • Supports diverse roofing materials for factories, workshops, and warehouses.

  • Meets international engineering standards for safety, wind, and load resistance.



  • The Industrial Roof Structure Steel Space Frame System is engineered to deliver exceptional performance for large-scale manufacturing plants, heavy-duty workshops, logistics warehouses, and modern factory developments. As industrial construction increasingly demands wide-span roofing systems that eliminate interior columns and maximize usable floor area, this advanced steel space frame solution provides the perfect balance of strength, efficiency, and design flexibility. It is one of the most reliable and cost-effective options for creating durable factory roof structures that support intense operational requirements.


    Constructed from high-quality Q235B or Q355B steel, the industrial roof structure achieves superior load-bearing capability while maintaining a lightweight profile. Unlike conventional truss systems, the three-dimensional space frame distributes loads across multiple directions, significantly enhancing structural stability. This allows the system to withstand heavy machinery loads, ventilation equipment, industrial roof installations, and extreme environmental factors commonly encountered in factory settings. Its efficient geometric configuration ensures long-term rigidity and minimizes deformation, making it ideal for demanding industrial environments.


    The space frame roof design offers exceptional span capability, with customizable lengths that can exceed 120 meters. This is essential for factories that require open production lines, overhead crane movement areas, automated handling pathways, and large-scale storage zones. By reducing or eliminating interior columns, the roof structure helps improve workflow layouts, increase machinery accessibility, and enhance production efficiency—major advantages for modern industrial operations.


    One of the key strengths of this factory roof solution is its modular prefabrication. All steel tubes and connectors are produced with high precision, ensuring consistency and ease of installation. The bolt-ball joint system allows for rapid on-site assembly without extensive welding, reducing labor cost, construction time, and safety risks. Whether using high-altitude installation, block lifting, or the sliding method favored for long spans, the system adapts easily to local project conditions and ensures smooth, efficient construction.


    Durability is essential for any industrial roof structure, especially in environments exposed to heat, dust, chemicals, and heavy operating cycles. To address these challenges, every steel component is coated with corrosion-resistant epoxy zinc-rich primer. This advanced protection system extends the lifespan of the roof structure and reduces long-term maintenance demands. Optional anodizing or customized multi-layer coatings can also be applied for chemical plants, coastal factories, or regions with extreme humidity.


    The structure is compatible with a variety of roofing materials commonly used in industrial facilities. It can support insulated sandwich panels, aluminum-magnesium-manganese metal sheets, corrugated metal roofing, translucent skylight panels, and other specialized industrial roofing systems. This flexibility allows developers to optimize thermal insulation, energy efficiency, and lighting conditions based on factory requirements.


    Safety is a paramount concern in industrial construction. The roof system complies with major design standards such as GB50583-2020, JGJ7-2010, and 07SG531, ensuring reliable performance under wind, snow, and seismic loads. The L/200 allowable deflection and uniform load capacity make the system suitable for heavy-duty industrial applications. Whether the factory is located in a high-wind logistics zone or a heavy-snow northern region, the structure can be engineered to meet all environmental demands.


    In addition to functional advantages, the industrial space frame roof provides architectural versatility. The system can be designed as a curved arch, low-rise dome, flat grid, or custom geometric shape, enabling project owners to match both aesthetic and operational requirements. Custom colors and finishes are available to integrate branding or achieve a clean, modern industrial appearance.


    The long-span capability also contributes to cost efficiency. By reducing the number of supporting columns, the foundation and substructure costs are lowered, while interior flexibility is increased. For businesses with changing production lines or expanding inventory, this adaptability is invaluable. Combined with low maintenance needs and a 50-year design service life, the steel space frame industrial roof delivers outstanding long-term value.


    Today's factories need roofing systems that are strong, efficient, adaptable, and durable. This industrial roof structure provides precisely that—offering superior strength, enhanced durability, reduced construction costs, and unmatched architectural flexibility. Whether for a new manufacturing plant, a logistics hub, or an industrial expansion project, the steel space frame factory roof is the ideal choice for developers and contractors seeking a high-performance, long-span roofing solution.


    Technical Specification Sheet

    CategoryParameterUnitTypical Value / ExampleDescription
    Basic InformationProduct ModeltonSteel TubeExample model (ProX Series)

    Product NameSpace Frame TrussSpatial steel space-frame

    BrandYihong Space FrameManufacturer brand
    Geometric ParametersTotal LengthCustomizableDefined by detailed designOptimized for transport & erection

    Single Module LengthCustomizable1 moduleLength of each prefabricated unit

    Height (Structural Depth)31.2–40 (rise)Maximum crown height / truss depth

    Grid SystemTri-circular arch shell / Square pyramid shellNode & member arrangement pattern

    Spanm96–120Customizable covering capability
    Material ParametersMaterialQ235B / Q33B SteelStandard structural steel grades

    Section ShapeCircular hollow sectionFor space-frame members

    Section Sizemmφ50×2Diameter × wall thickness

    Surface CoatingEpoxy zinc-rich primer / AnodizingAnti-corrosion protection
    Mechanical PerformanceSelf-Weightkg/m5.5Member weight per unit length

    Max Load CapacitykN/m²3.5Uniform load-bearing capacity

    Allowable DeflectionmmL/200Standard design limit

    Wind Resistancem/s≤30Maximum design wind speed
    Connections & NodesNode TypeBolt-ball jointsStandard bolted connection

    Interface TypeConical connectorUniversal compatible interface
    Installation & LogisticsInstallation MethodHigh-altitude assembly / Block-by-block / Sliding methodSliding method preferred for long spans

    Module Weightkg/m²30–50Includes steel frame + roofing
    Snow LoadDesign BasisGB50583-2020, 50-year return valueLocal code-based load value
    Design StandardsApplicable CodesGB50583-2020; JGJ7-2010; 07SG531Mandatory structural design standards
    CoatingProtection SystemEpoxy zinc-rich primerStandard steel anti-corrosion treatment
    Roof LoadkN/m²0.35Typical lightweight roofing load
    Other ParametersDesign Service Lifeyears50Expected structural lifespan

    CertificationsCE / ISO9001International compliance

    RemarksCustom colors availableCustomization supported



Industrial Roof Structure Steel Space Frame System for Large Factories

Industrial Roof Structure Steel Space Frame System for Large Factories

Customizable Steel Space Frame for Industrial Plants

Customizable Steel Space Frame for Industrial Plants

Heavy-Duty Industrial Steel Roof Structure for Manufacturing Plants

Heavy-Duty Industrial Steel Roof Structure for Manufacturing Plants

Category: Industrial Roof

Related Category: Commercial Roof 

E-mail: 1044633502@qq.com Telephone: 86-516-2156555

qianbaodian Xuzhou, Jiangsu, China (Mainland)

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