Heavy-Duty Custom Fabricated Bridge Steel Structure
Accelerate your infrastructure projects with our modular highway bridge steel structures and girder systems. Engineered for rapid deployment and superior performance, our prefabricated steel girders are the ideal solution for constructing highways, overpasses, viaducts, and large-span cross-river or cross-sea bridges.
Material Specifications
Steel Grade: Q355, Q420, or customized per client requirements
Standards
GB/T, ASTM, EN, or other international standards
Welding
Robotic Submerged Arc Welding (SAW), CO2 Gas Shielded Welding
Cutting
CNC Plasma/Laser Cutting
Assembly
Modular factory prefabrication, on-site bolting or welding
Surface Preparation
Shot blasting to Sa2.5 standard
Coating System
Epoxy zinc-rich primer, epoxy micaceous iron oxide mid-coat, polyurethane topcoat
Certifications
ISO 9001 Quality Management System
Non-Destructive Testing:
Ultrasonic Testing (UT), Magnetic Particle Testing (MT)
Annual Capacity
Over 500,000 tons
