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| After-sales Service: | Online Technical Support |
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| Connection Form: | Welded Connection |
| Feature: | Anti-Corrosion, Earthquake Resistance, Easy To Install, High Intensity, Recyclable |
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Large-span prefabricated steel structure frame factory building

| Main Steel Frame | H section steel | Q355 steel 8mm~20mm |
| Welding | Automatic submerged arc welding | |
| Rust removal | Sandblasting | |
| Surface processing | Alkyd paint or galvanized | |
| High-strength bolts | Grade 10.9 | |
| Bracing System | Knee brace(Angle steel) | L50x4, Steel Q235, processed and painted |
| Horizontal/Column bracing | Φ20, Steel Q235, processed and painted | |
| Tie rod | Φ89*3, Steel Q235, processed and painted | |
| Small brace | Φ12, Steel Q235, processed and painted | |
| Standard bolt | Galvanized bolt | |
| Roof | Purlin | C160*60*2.5 galvanized or painted |
| Roof panel | Sandwich panel or corrugated steel plate | |
| Transparent lighting panel | 1.5 mm FRP | |
| Accessories | Glass cement, self-tapping screws, etc. | |
| Trimmings | Made from 0.5mm thick, colored sheet steel | |
| Gutter | Made from 1.0mm thick galvanized steel sheet | |
| Downpipe | Φ110PVC | |
| Walls | Purlin | C160*60*2.5 galvanized or painted |
| Wall | sandwich panel or corrugated steel plate | |
| Accessories | Glass cement, self-tapping screws, etc. | |
| Trimmings | Made from 0.5mm thick, colored sheet steel | |
| Axial fan | Axial fan | |
| Doors & windows | Rolling door/sliding door PVC/Alu/steel window |

Our multidisciplinary team integrates decade-spanning expertise with cutting-edge digital tools, including:
Tekla Structures: Parametric 3D modeling for collision-free designs
PKPM & SAP2000: China-market compliant structural analysis and dynamic simulations
AutoCAD Civil 3D: Precision drafting with BIM integration
This technological synergy enables:
✓ 15-30% material optimization through finite element analysis
✓ Seismic resistance exceeding GB 50011-2010 standards
✓ 40% faster project turnaround via cloud-based collaboration
High-strength steel frameworks deliver:
Longevity: Hot-dip galvanizing (ISO 1461) achieves 50+ years corrosion protection
Sustainability: 98% recyclability with LEED-certified production processes
Cost Efficiency: Off-site fabrication reduces on-site labor by 35%
We transform your architectural vision into:
• Lightweight yet load-adaptive structures (spanning up to 120m without columns)
• Disaster-resistant systems with 9-degree seismic adaptability
• Smart-ready infrastructures with embedded IoT connectivity

