Q420qE Steel Cable-Stayed Bridge

Q420qE Steel Cable-Stayed Bridge: Engineering Excellence by Shenyang Zhongda

Shenyang Zhongda Steel Structure Engineering Co., Ltd. is your premier Q420qE Steel Cable-Stayed Bridge manufacturer and supplier. Our advanced manufacturing capabilities, backed by ISO certifications and a Class I Steel Structure Professional Contracting Qualification, ensure top-quality products that meet the most demanding project requirements.

Product Description:

Our product represents the pinnacle of modern bridge engineering. Designed for ultimate strength and durability, this bridge system utilizes high-performance Q420qE steel, known for its exceptional yield strength and corrosion resistance. The innovative cable-stayed design allows for longer spans, reduced pier requirements, and enhanced aesthetic appeal. Whether you're planning a major river crossing or an urban viaduct, our product offers a perfect blend of form and function, ensuring your infrastructure project stands the test of time.

Product Features:

• Q420qE steel grade for superior strength-to-weight ratio
• Advanced cable-stay system for optimal load distribution
• Customizable span lengths (200-800 meters)
• Seismic isolation bearings for enhanced safety
• Corrosion-resistant materials for extended lifespan
• Streamlined design for reduced wind resistance

Quality Control:

At Shenyang Zhongda, quality is our top priority. Our Q420qE Steel Cable-Stayed Bridge undergo rigorous testing and inspection processes, including:

• Non-destructive testing of critical components
• 3D coordinate detection for precise cable conduit pre-embedding
• Strict adherence to international standards (EN 1090, AWS, JIS)
• Continuous monitoring throughout the fabrication process

Why Choose Us?

• Our 60,000 - ton annual production capacity empowers us to meet large - scale demands, efficiently churning out high - quality products for diverse projects.
• As Northeast China's largest steel workshop, with a 50T crane capacity, we can handle heavy - duty steel - handling tasks with ease and precision.
• Employing BIM - based digital design, we enhance project visualization, allowing for optimized execution and fewer errors during construction.
• A 70% client retention rate, including major SOEs, shows our ability to satisfy clients, offering top - notch products and services repeatedly.
• Our 20 - 30% lead time reduction compared to industry standards means faster project completion without sacrificing quality.
• With expertise in heavy bridges and complex infrastructure projects, we bring in - depth knowledge and experience to every assignment.

Production Process:

1. Design & Engineering
2. Material Procurement
3. CNC Cutting & Fabrication
4. Assembly & Welding
5. Quality Inspection
6. Surface Treatment
7. Packaging & Delivery

   

    

OEM & ODM Services:

Leverage our expertise to create custom product solutions tailored to your specific project needs. Our OEM/ODM capabilities include:

1. Cable Tower Customization:

• Q420qE steel grade with plate thickness options from 60-120mm

• Vertical accuracy within 1/4000 error tolerance

2. Stay Cable System Optimization:

• OVM250 type anchorage for maximum strength

• Φ7mm galvanized steel wire compliant with EN 10138 standards

3. Seismic Design Integration:

• LRB800 type isolation bearings

• Up to 40% reduction in seismic response

4. Span Configuration:

• Flexible options for double or single-cable plane designs

• Main span range customizable from 200-800 meters

5. Corrosion Protection Innovation:

• Advanced PE sheath with graphene coating
• UV-resistant finish with a 50-year lifespan

Project Cases:

• Shenyang Dongta Cross-Hunhe River Bridge (18,000-ton steel structure)
• Jingha Expressway expansion project
• Multiple cable-stayed bridges for China Railway, CSCEC, and CCCC

  

   

Certifications:

• ISO 9001/14001/45001
• Class I Steel Structure Professional Contracting Qualification
• EN 1090, AWS, and JIS compliance

  

   

Packaging and Delivery:

• Custom packaging for safe transportation
• Global logistics solutions available
• On-time delivery guaranteed

FAQ:

Q: What makes Q420qE steel ideal for cable-stayed bridges?
A: Q420qE steel offers high yield strength, excellent weldability, and superior corrosion resistance, making it perfect for long-span bridges in challenging environments.

Q: Can you provide technical support for our project?
A: Absolutely! Our team of experienced engineers offers comprehensive technical support from design to installation.

Q: What is the typical lead time for a product project?
A: Lead times vary based on project complexity, but we pride ourselves on 20-30% faster delivery compared to industry standards.

Contact Us:

Ready to elevate your infrastructure project with our Q420qE Steel Cable-Stayed Bridge? Contact our expert team at Ava@zd-steels.com for a personalized consultation and quote today!