Multi Trusses Structural Steel Bridge Quick Installation Large Span Capacity

Steel structural Frame Multi Trusses Prefab Portable Steel Structure Bridge Product Description* High-end produce with good quality, excellent in workmanship, best service* Main Material: Q345B steel Specification Structure typeLight steel /heavy steelMaterialQ345 or Q235 steelSurface Painting or as requestedSizeas requested Components High strength boltCr 40, electro-galvanizationSleeveSteel Q235 & #45, electro-galvanization Our company competitive advantage:1. With a couple