Prefabricated Steel Structure Factory Bolted Portal Frame Structure Customized Size
Price:
USD20-70Square Meter/Negotiable
MOQ:
100 square meters
Delivery Time:
20-40days
Brand:
HCGG
Product Description
Precision Prefabricated Steel Structure Factory Buildings
Modern industrial facilities constructed with high-strength steel as the primary load-bearing material. These bolted portal frame structures are factory-prefabricated and assembled on-site, offering superior performance compared to traditional reinforced concrete construction.
The core structural system utilizes a "steel skeleton" approach where columns, beams, and trusses are manufactured from steel profiles (H-beams, C-beams, Z-beams) and steel plates. This prefabricated modular construction method enables precise manufacturing in controlled factory environments followed by rapid on-site assembly using bolted connections and welding.

Technical Specifications & Parameters
| Component | Specification |
|---|---|
| Main Steel Frame - Column | Q345, Q355 Welded H Section Steel |
| Main Steel Frame - Beam | Q345, Q355 Welded H Section Steel |
| Secondary Frame - Purlin | Q235 C and Z Purlin |
| Knee Brace | Q235 Angle Steel |
| Tie Rod | Q235 Circular Steel Pipe |
| Brace | Q235 Round Bar |
| Vertical & Horizontal Support | Q235 Angle Steel, Round Bar or Steel Pipe |
| Cladding System - Roof Panel | EPS Sandwich Panel / Glass Fiber Sandwich Panel / Rock Cotton Sandwich Panel / PU Sandwich Panel / Steel Sheet |
| Cladding System - Wall Panel | Same as Roof Panel Options |
| Accessories - Window | Aluminum Alloy Window / PVC Window |
| Accessories - Door | Sliding Sandwich Panel Door / Rolling Metal Door / Personal Door |
| Accessories - Rainspout | PVC |
| Live Load on Roof | 50kg/m² (Color Steel Panel Surrounded) |
| Wind Resistance Grade | According to Local Climate Conditions |
| Earthquake Resistance | 8 Grades |
| Structure Usage Life | Up to 50 Years |
| Finishing Options | Vast Array of Colors and Types Available |
| Paint Options | Alkyd Painting, Two Primary Painting, Two Finish Painting (Gray Paint, Red Paint, White Paint, Epoxy Zinc etc.) or Galvanized |
Key Advantages & Structural Benefits
- Rapid Construction: Significantly shorter project timelines and faster commissioning cycles
- Flexible Space Design: Adaptable to various industrial requirements and operational needs
- Structural Safety: Stable, reliable performance across diverse applications and environments
- Cost Efficiency: Lower overall project costs with superior cost-effectiveness
- Environmental Sustainability: Energy-efficient construction aligned with green development principles
Project Process & Customization
Design & Quotation Workflow
- Inquiry Receipt & Project Intent Confirmation
- Collaborative Design Development & Detailed Quotation Provision
- Formal Project Approval & Contract Finalization
- Factory Production & Precision Fabrication Process
- Careful Packaging & Global Shipping Coordination
- On-site Installation Guidance & Comprehensive Technical Support

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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Luoyang Huicheng Steel Structure Co., Ltd.
Location
Room 1301, Building 3, Beihang Science and Technology Park, Longlin Road, Jianxi District, Luoyang City, Henan Province
Contact Person
Alisa Yang