
Premium Large Span Bolted Spherical Node Steel Space Frame Structure for Stadium. Large Span & Column-Free: Achieves column-free coverage from tens to over 100 meters, maximizing usable space. High Seismic Resistance: High structural redundancy ensures safety against wind, snow, and seismic actions. Easy Installation: Bolted spherical nodes allow for easy assembly, disassembly, and relocation. Recyclable & Eco-Friendly: Steel members are fully recyclable, supporting sustainable construction practices. Lightweight & Economical: Spatial load-bearing behavior reduces steel consumption and foundation costs. Customizable Design: Adapts to rectangular, circular, or any geometry with flat, cambered, or sloped forms. High Intensity Material: Constructed from Q235B/Q355B carbon steel with hot-dip galvanizing for durability. Professional Support: Provides online guidance, detailed drawings, and optional on-site technical support.