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Welding Laser Cutting Prefab Road Bridge Steel Structure

Prefabricated road bridge steel structures with precision laser-cut components for seamless welding and rapid assembly.
  • product orgin:

    China
  • shipping port:

    Xiamen/Qingdao
  • color:

    Customized
available colours
  • product details

Product introduction

Road Bridge Steel Structure 

These engineered bridge structures combine:

Laser-cut steel components (±0.5mm tolerance) for precision fit-up.

Automated welding processes (SAW/GMAW) ensuring full-penetration joints.

Modular prefabrication into transportable segments (max. 12m length)

Technical specifications include:

ASTM A709 Grade 50 steel (yield strength 345MPa)

100% ultrasonic testing of critical welds

Hot-dip galvanizing (minimum 85μm coating)

Designed for HS20-44 loading standards

 

Product specification

Item

Steel Structure

Material

Carbon Steels/Stainless Steel/Aluminum/Copper

Width

Any specification

Length

Customized

Thickness

0.5-30 MM

OEM Service

Laser/Auto-welding/Punching/Bending etc

Surface Finishing

Nature/Powder Painting/Galvanizing

Application

Road Bridge Construction

 

Product advantages

 

 

 

Material Control

Surface Treatment

Structural Performance

High-grade raw materials compliant with international standards (ASTM/AISI). Strict chemical composition and mechanical property testing.

Seamless hot-rolled joints with burr-free finishing. Precision-cut to standard lengths (±2mm tolerance).

Consistent metallurgical properties,Superior weldability (no cracking),High toughness-to-strength ratio (verified through Charpy tests),Certified durability for heavy-load applications

 

Product application

Road Bridge Steel Structure 

Laser cutting and prefab welding are widely used in steel structure road bridge construction, ensuring precision, speed, and durability. These methods enhance fabrication efficiency, reduce material waste, and improve structural integrity. Ideal for modern infrastructure projects, they deliver high-quality, cost-effective solutions for durable and reliable bridges.

The Steel Structure are widely used.As

☆Water Supply Engineering

☆Petrochemical Industry

☆Chemical Industry

☆Electric Power Industry

☆Green Space Irrigation

☆Urban Construction

Steel Structure Application 


Packing & Delivery

☆ Packing

Seaworthy packing standards:

Steel Structure Packing 

If there is other package requested,please feel free to discuss with Yumisteel sales team.

☆ Delivery

Delivery time for regular colors,coating types and thickness: 7-10 days ;

Delivery time for special colors,coating types and thickness: 15-25 days ;

Delivery term: FOB/CIF/CFR/DDP is available;

We can find good forwarder for customer or accept appointed forwarder from customers.

 

Service&Support

Service

Xiamen Yumin Xincailiaokeji Co., Ltd. Is one combination of industry and trade company, and very professional with steel structure products in China. We are proud of our product quality and customer service and competitive price.And our products are sold worldwide, such as America, South America, Europe, Southeast Asia, Africa etc. 

1)Professional sales team,One-to-one service;

2)Combination of industry and trade company,to ensure the service and price;

3)Experienced engineer team to offer professional technology service;

4)Intimate after-sales service.

Support

Experienced technology suport, competitive price, professional service, we are here to help you go on with your project smoothly.

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