Specifically engineered for bridge construction, these plates offer high yield strength (345-420MPa) and impact toughness (-20°C V-notch ≥27J). Manufactured via controlled rolling and quenching, they meet GB/T 714 standards for bridge applications. Features: low carbon equivalent, excellent weldability, and resistance to atmospheric corrosion. Services: flame cutting, drilling, and shot blasting. Used in highway bridges, railway overpasses, and urban viaducts worldwide.