Quality Customized Size Large Span Steel Structure Prefabricated Industrial Steel Space Frame Building factory
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Quality Customized Size Large Span Steel Structure Prefabricated Industrial Steel Space Frame Building factory
Quality Customized Size Large Span Steel Structure Prefabricated Industrial Steel Space Frame Building factory
Quality Customized Size Large Span Steel Structure Prefabricated Industrial Steel Space Frame Building factory
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Customized Size Large Span Steel Structure Prefabricated Industrial Steel Space Frame Building

Brand Name: Bafang
Place of Origin: Xuzhou, China
Certification: CE EN1090,ISO9001,AISC
Minimum Order Quantity: 100 square meters
Price: $30–$80 per square meter (negotiable)
Supply Ability: 15,000 tons per month
Delivery Time: 30–55 days
Payment Terms: L/C, T/T

Product Details


Size Customization: Customized Project Sizes Structural Systems: Space Frames, Cable-Supported Trusses
Steel Grade: Q355B / Q355NL Connection: High-Strength Bolted Connections
Roof & Wall: Metal Panels, Insulated Optional Application: Industrial Raw Material Yard
Highlight

Customized Size Large Span Steel Structure

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Prefabricated Industrial Steel Space Frame

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Industrial Large Span Steel Building

Product Description

Product Specifications
Item Specification
Product Name Long-Span Steel Structure
Main Structural Systems Space Frames (Spatial Grid Structures), Steel Trusses, Cable-Supported Trusses, Long-Span Portal Frames
Steel Grade Q355B / Q355NL
Bolted Connections & Accessories High-Strength Bolts; Fully Penetrated Welded Connections
Wall & Roofing System Metal Roof Panels / Insulated Roofing Systems (Optional)
Doors Not Applicable to Open Roof Structures
Windows & Daylighting Roof Skylight Panels (Optional)
Nanjing Iron & Steel Raw Material Yard Upgrade and Optimization Project
Nanjing Iron & Steel raw material yard upgrade project showing large-span steel space frame structure under construction Steel space frame roof structure installed at Nanjing Iron & Steel raw material yard facility Completed long-span steel structure building for Nanjing Iron & Steel raw material yard optimization project
Product Description

Large-span steel structures encompass a range of structural systems, including space frames, steel trusses, cable-supported trusses, and long-span portal frames. These systems are engineered to create large, column-free or column-minimized interior spaces, making them ideal for buildings with extensive span requirements, complex layouts, and demanding spatial design considerations.

Bafang Steel Structure provides integrated steel structure fabrication and export support, covering BIM-based 3D detailing, precision component processing, pipe intersection cutting, component marking, and export-ready packaging. We also prepare assembly drawings and installation plans, along with remote technical guidance to support overseas teams throughout on-site steel structure assembly and installation.

Key Advantages
  1. Unobstructed Interior Layouts
    Long-span structural systems reduce the need for intermediate columns, creating spacious interiors that support flexible space planning and efficient use of floor areas.
  2. Optimized Load-Bearing Design
    Structural configurations are selected to balance load capacity, material efficiency, and load transfer, helping meet project-specific requirements for strength, stability, and span.
  3. Adaptable Structural Configurations
    Space frames, steel trusses, cable-supported systems, and portal frames offer different design possibilities to accommodate varied building geometries, functional needs, and architectural concepts.
  4. Precision Fabrication for Export Projects
    Steel components are cut, processed, marked, and packaged according to project drawings and shipping requirements, facilitating component identification, transportation, and subsequent assembly.
  5. Technical Assistance for Overseas Installation
    Assembly documentation, lifting plans, and remote technical guidance help overseas construction teams coordinate erection procedures and address installation challenges on site.
Applications

Long-span steel structures are widely used in industrial factory roofs, sports arenas, large warehouses, exhibition halls, and other buildings requiring wide-span roof systems and unobstructed interior areas.

Large-span steel structure application in an industrial building with wide-span roof system
Engineering & Manufacturing Capabilities
  • BIM-Based 3D Detailing: Develops detailed structural models and fabrication drawings to coordinate member geometry, connections, and assembly requirements.
  • Precision Steel Fabrication: Supports batch processing of space frame and truss components, including CNC cutting and precision intersecting-line cutting.
  • Assembly & Erection Planning: Prepares overseas assembly procedures and lifting plans based on project conditions and installation requirements.
  • Export Packaging Optimization: Plans component identification and packaging configurations to accommodate container dimensions and international transportation requirements.
  • Remote Technical Assistance: Provides technical guidance to help overseas installation teams address assembly coordination and on-site construction challenges.
Quality Assurance

Depending on the agreed scope, project documentation may include material certificates, fabrication drawings, component lists, dimensional inspection records, welding inspection reports, coating specifications, and packing lists.

The exact documentation, inspection coverage, and acceptance requirements should be confirmed before production. Design calculations and compliance documentation must be prepared or approved by appropriately qualified professionals for the project jurisdiction.

Quality assurance inspection of steel structure components at manufacturing facility Steel structure quality control documentation and inspection records
About Bafang

Established in 1999, Bafang Steel Structure is an integrated steel structure group delivering end-to-end services in engineering research, structural design, fabrication, and installation. The company undertakes a diverse range of steel construction projects, drawing on its experience in complex structural systems and large-scale engineering applications. Its project portfolio spans industrial buildings, transportation hubs, public and commercial venues, bridges, high-rise structures, long-span roofing systems, enclosed bulk material storage facilities, and offshore photovoltaic installations. By combining engineering expertise with manufacturing capabilities, Bafang Steel Structure develops project-specific solutions tailored to different structural requirements and construction environments.

Bafang Steel Structure manufacturing facility and steel fabrication workshop Bafang Steel Structure completed large-span steel building project reference
FAQ
1. What structural systems are available for long-span buildings?

We offer space frames, steel trusses, cable-supported trusses, and long-span portal frames. The suitable system depends on the required span, loading conditions, and building design.

2. Can you provide steel structures with spans of 60–180 meters?

This range may be achievable for suitable structural configurations. Actual feasibility must be verified through project-specific structural calculations and design requirements.

3. Which steel grades and design standards are available?

Q355B and Q355NL are available subject to project requirements. Applicable design codes, material specifications, and inspection criteria should be confirmed for the destination country.

4. Do you provide export packaging and installation support?

Yes. We can coordinate component numbering, export packaging, packing lists, assembly documentation, and remote technical guidance according to the agreed project scope.

5. What information is needed for a quotation?

Please provide the project location, building dimensions, required span, structural drawings (if available), roof requirements, design standards, and delivery destination for an initial assessment.

Product Highlights

Custom large-span steel structures: space frames, trusses, cable-supported systems. Q355B/Q355NL steel, high-strength bolted connections, optional insulated roofing. BIM detailing, precision fabrication, export packaging, and remote installation support for industrial yards and warehouses.

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