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High Strength Steel Structure Prefabricated Bridge Steel Framework

Our steel structure for bridge is a high-performance load-bearing framework specially designed for bridge engineering. Made of high-grade structural steel,featuring high strength, good stability, corrosion resistance, long service life and fast construction. Suitable for highway bridges, railway bridges, pedestrian overpasses and large-span bridges.

product details

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Product Description

Steel structure for bridge refers to the main load-bearing system of bridge projects, manufactured from high-quality Q355B, Q420 or equivalent international structural steel. It includes main girders, columns, trusses, cross beams, bracings, deck supports and connecting parts.

With advantages of light weight, high strength, good seismic performance, factory prefabrication and fast installation, it is widely applied in various bridge constructions, ensuring safety, durability and cost efficiency for long-span and heavy-load projects.

Item	Details
Product Name	Customized Portal Frame Steel Structure Warehouse/Workshop/Hangar
Main Steel Frame	Welded steel beams and columns
Secondary Frame	Hot-dip galvanized purlin, steel bracing, tie bar, knee brace, edge cover, etc.
Roof Panel	Glass wool sandwich panel (optional: Rock wool sandwich panel, PU sandwich panel, Corrugated steel sheet)
Wall Panel	Glass wool sandwich panel / Corrugated steel sheet
Connection Mode	High-strength bolt connection + Partial welding
Tie Rod	Circular steel tube (Hot-dip galvanized surface treatment)
Knee Brace	Angle Steel (Galvanized/painted surface)
Brace	Round Bar / Angle Steel (Hot-dip galvanized treatment)
Door Configuration	Roller shutter door (Large cargo access) / Access door (Personnel access)
Window Configuration	Fixed window / Sliding window
Ventilation System	Roof ventilator (Natural ventilation) / Side wall ventilation window
Design Parameters	Customized based on project site size , load capacity, local building codes and customer functional requirements

Product Features

1.High Structural Strength & Load Capacity: Excellent bearing capacity for vehicles, trains and heavy traffic loads.

2.Superior Durability & Fatigue Resistance: Stable performance under long-term dynamic loads and harsh environments.
3. Good Seismic & Wind Resistance: High ductility and structural integrity to resist earthquakes and strong winds.

4.Factory Prefabricated & High Precision: All parts processed under strict quality control for accurate assembly.
5. Fast Construction Speed: Bolted connections reduce on-site work and shorten project period significantly.

6. Corrosion Protection: Professional surface treatment ensures long service life in coastal, humid or industrial areas.
5. Fast Construction Speed: Bolted connections reduce on-site work and shorten project period significantly.

6. Corrosion Protection: Professional surface treatment ensures long service life in coastal, humid or industrial areas.

Application

Zhisheng steel structure buildings feature large clear span, robust structure, fast construction and high adaptability, catering to a wide range of industrial and commercial demands worldwide. Our customized steel building solutions are widely applied in the following fields:

Get A Quote

Please provide the following key project details for an accurate quotation:

1.Project Basic InfoCountry, intended usage (warehouse/workshop/showroom/others), and current progress (land & approval status).

2. Site ConditionsLocal climate requirements: design wind speed, snow load, and seismic grade if applicable.

3. Building DimensionsRequired length × width × height, and total building area.

4. Design & DrawingsWhether you have finished construction drawings, or need our design & calculation services.

5. Internal ConfigurationWhether crane beams or other steel fittings are required inside the structure.

6.Envelope SystemPreferred materials for roof & wall panels, plus specifications for doors and windows