group nameRoof Structure System
Min Order1 piece
brand namePFM Architecture Service Provider
payment methodT/T, L/C
update timeFri, 05 Dec 2025 17:43:09 GMT
Type Spatial Grid Structure
Steel Grade Q355B / Q420C (GB/T1591)
Bolted ball joints GB/T 1231-2006
Surface treatment Hot-dip galvanizing (≥80μm) or fluorocarbon coatin
Node types Bolted ball / Welded ball / Intersecting joints
Member specifications Φ48–Φ325mm seamless steel pipes
Min Order1 piece

ITEM | PARAMETER |
Steel Grade | Q355B / Q420C (GB/T 1591) |
Bolted Ball Joint Standard | GB/T 1231-2006 |
Corrosion Protection | Hot-dip galvanizing (≥80μm) or fluorocarbon coating |
MECHANICAL PERFORMANCE | |
Joint Load Capacity | ≥800 kN (Bolted Ball) |
Deflection Control | ≤1/250 of the span |
INSPECTION & CERTIFICATION | |
Certified to ISO 9001 / EN 1090 standards | |
Includes third-party inspection reports (with CMA mark) | |
Application Scenarios | |
Multi-purpose sports stadiums, Swimming pools / Ice rinks, Training centers and competition venues | |
| PROJECT | PARAMETER | ||
| Annual Production Capacity | 500,000 m² of truss structures. Capable of supporting large sports stadium clusters or multiple parallel projects. | ||
| Joint Types | Bolt-ball / Welded-ball / Intersecting joints | ||
| Member Specifications | Member Specifications: Ø48mm - Ø325mm seamless steel pipes
| ||
| Composite Roofing Systems | Innovative Technologies | |||||
| Space Truss + Aluminum-Magnesium-Manganese Panels (Economical Type) | + | Structural Health Monitoring System (Real-time monitoring of stress and deformation) | ||||
| Space Truss + ETFE Cushions (Translucent Type) | Digital Twin Platform (Used during operation and maintenance phase) | |||||
| Space Truss + Photovoltaic Panels (Energy-Generating Type) | ||||||
6YRS PFM Imp. & Exp. Co., Ltd
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