Bridge Steel Structure

We provide fully engineered steel expansion joints as part of our total bridge solution. As a Grade I Steel Structure Contractor and "Intelligent Construction Pilot Enterprise", we integrate these critical components into our large-scale bridge and viaduct projects. Our Wuhu factory specializes in fabricating these joints for maximum performance.   Product Type Custom Fabricated Expansion Joint (Modular, Finger, etc.) Steel Grade Q345 (Main Profile & Anchors) Design Standards JTG D64 - 2015, GB50017 - 2017 Movement Range Custom-engineered per project Waterproofing Integrated elastomeric seals

We are a premier provider of custom-fabricated steel bridge structures, delivering complete solutions for large-span highway and railway projects. As a Grade I contractor with full design, fabrication, and installation capabilities, we turn complex engineering designs into reality. From large-span cable-stayed bridges to intricate arch and truss crossings, our intelligent manufacturing bases ensure world-class quality and rapid delivery.   Feature Specification Main Products Steel Arch Bridges, Steel Truss Bridges, Steel Box Girders Steel Grade Q345, Q420, Q500, Weathering Steel, or Customized Design Standards JTG D64 - 2015, TB 10091 - 2017, CJJ 216 - 2014, ASTM, EN Welding Process Robotic SAW (Submerged Arc Welding), CO2 Gas Shielded Welding Corrosion Protection Steel Plate Pretreatment (Shot Blasting), Multi - layer Coating System NDT Ultrasonic Testing (UT), Magnetic Particle Testing (MT)

As a Chinese "Intelligent Construction Pilot Enterprise" and an "Anhui Prefabricated Construction Industry Base", we deliver next-generation modular and assembled composite steel bridge systems. We combine our Grade I contracting and design qualifications to offer a fully integrated, intelligent solution, from R&D to final on-site assembly.   Parameter Standard / Method Quality System ISO 9001 Certified Highway Standard JTG D64 - 2015 Railway Standard TB 10091 - 2017 Urban Standard CJJ 216 - 2014 Welding Inspection Nondestructive Testing (UT, MT) Coating Inspection Adhesion, Thickness, Holiday Detection

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