arch steel bridge

Arch Steel Bridge: Engineering Excellence by Shenyang Zhongda

Shenyang Zhongda Steel Structure Engineering Co., Ltd. is your premier arch steel bridge manufacturer and supplier. Our cutting-edge technology, vertically integrated capabilities, and unwavering commitment to quality make us the ideal partner for your infrastructure projects. Zhongda's products offer unparalleled strength, durability, and aesthetic appeal.

Product Description

Our products represent the pinnacle of modern bridge engineering. Designed to withstand extreme conditions while providing a visually striking addition to any landscape, these bridges are perfect for spanning wide rivers, deep valleys, and challenging terrains. Each product is custom-engineered to meet specific project requirements, ensuring optimal performance and longevity.

Key features of our products include:

• High load-bearing capacity for heavy traffic and freight
• Weathering steel construction for enhanced corrosion resistance
• Innovative stentless rotation construction technology
• Full-bridge health monitoring systems for real-time structural analysis
• Compliance with international standards including EN 1090, AWS, and JIS

  

   

Quality Control

At Zhongda, quality is paramount. Our products undergo rigorous testing and inspection at every stage of production. Our state-of-the-art facilities, including Northeast China's largest steel workshop and advanced CNC equipment, ensure precision fabrication. We maintain ISO 9001/14001/45001 certifications, guaranteeing consistent quality across all our projects.

Why Choose Us?

Choosing Zhongda for your arch steel bridge needs means partnering with an industry leader. Our R&D-driven approach, collaborations with top-tier design institutes, and proven track record in delivering landmark projects set us apart. We offer:

• 20-30% reduced lead times
• 70% client retention rate
• Comprehensive services from design to installation
• Expertise in complex, large-scale projects

Production Process

Our streamlined production process includes:

1. Custom design and engineering
2. Precision fabrication using advanced CNC systems
3. Rigorous quality control and testing
4. Efficient logistics and on-site assembly

   

    

OEM & ODM Services

Zhongda excels in providing tailored OEM and ODM solutions for the products. Our capabilities include:

1. Arch Rib Design:

• Pentagonal steel box sections (3.2m width × 4.5m height)

• Wind resistance up to 1.5kN/㎡

2. Construction Technology:

• Innovative stentless rotation construction

• Capacity to handle 8,000-ton rotations

3. Material Standards:

• Q420qD weathering steel

• 100% CTOD test pass rate for welding quality

4. Anti-Corrosion System:

• Arc-sprayed aluminum base layer (150μm)

• Fluorocarbon topcoat (GB/T 30790 C5M Level)

5. Inspection & Monitoring:

• Full-bridge health monitoring systems

• 200+ sensor layout for comprehensive data collection

6. Production Capacity:

• 20-meter arch rib prefabrication sections
• 1,200 tons monthly production capacity

Project Cases

Our portfolio includes over 60 landmark projects, such as:

• 18,000-ton Shenyang Dongta Cross-Hunhe River Bridge
• Jingha Expressway expansion
• Multiple projects for China Railway, CSCEC, and CCCC

We've also expanded into international markets, supplying components for Australian mining crushing stations and other global infrastructure projects.

Certifications

Zhongda holds:

• Class I Steel Structure Professional Contracting Qualification
• ISO 9001/14001/45001 certifications
• National High-Tech Enterprise status

  

   

Packaging and Delivery

At our company, we place the utmost importance on the safety and timely arrival of all product components. Our team meticulously crafts secure packaging solutions, using high - quality materials and innovative techniques to safeguard items from potential damage during transit. Our logistics team, staffed by seasoned professionals, then takes charge. They coordinate with a vast network of international carriers, ensuring seamless transportation to project sites across the globe. All operations strictly adhere to international shipping standards, guaranteeing a smooth and reliable delivery process for our valued clients.

FAQ

Q: What is the lifespan of your products?
A: Our products are designed for a service life of 100+ years with proper maintenance.

Q: Can you customize designs for specific environmental conditions?
A: Absolutely. We tailor each product design to local environmental factors, including seismic activity, wind loads, and corrosive atmospheres.

Q: Do you provide after-sales support?
A: Yes, we offer comprehensive after-sales services, including maintenance guidance and structural health monitoring.

Contact Us

Ready to elevate your infrastructure projects with our superior arch steel bridge? Contact us at Ava@zd-steels.com for expert consultation and tailored solutions.