Steel Building Factory

Steel Building Factory

Size: Customizable
Price: USD 39.9-59.9 per square meter/negotiable
Minimum order quantity: 500 square meters
Delivery time: 30 days
Payment method: T/T, L/C
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Description

Product Introduction


A Steel Building Factory is a premium prefabricated steel structure manufactured from high-grade materials and advanced surface treatments. Designed for industrial, commercial, and agricultural applications, this building system combines exceptional structural performance with long-term durability. Every component is precision-engineered and factory-produced to ensure consistent quality, rapid assembly, and reliable service life in diverse environmental conditions.

steel structure building 1

 

Product Specification

 

Items

Specification

Main Steel Frame

Column

Q235,Q345 Welded H Section Steel

Beam

Q235,Q345 Welded H Section Steel

Secondary Frame

Purlin

Q235 C and Z purlin

Bracing

Q235 Round Bar,Angle Steel,Steel Pipe

Roof and wall

Insulation

EPS/Fiber glass wool/Rock wool/PU

Sheeting

PPGI single Sheet

Accessories

Windows

Aluminum Alloy /PVC Window,etc.

Doors

Sliding/swing sandwich panel door/Roll-up Door

Draining system

Stainless/PPGI single sheet gutter+ PVC pipe

Loading requirements

As customized

Earthquake-resistance

9 Grades

Life time

Up to 50 years

Anti-rust options

Anti-rust painting(Alkyd/Epoxy) or Galvanized

 

Premium Material Composition


Primary Structural Steel
The main frame utilizes Q235B or Q355B grade steel-materials selected for their superior strength-to-weight ratio and excellent weldability. These grades comply with national standards, ensuring mechanical properties that withstand heavy loads, dynamic forces, and extreme weather events. The high yield strength provides robust resistance to deformation under stress.
Cold-Formed Secondary Members
Purlins, girts, and bracing components are roll-formed from galvanized steel strip. The cold-forming process preserves material integrity while creating precise profiles with uniform dimensions. These members distribute loads efficiently and maintain structural stability across the building envelope.
Connection Hardware
Base plates, cap plates, bracing cleats, and anchor bolt assemblies are fabricated from structural-grade steel plate. Each piece is cut, drilled, and prepared for accurate field alignment without modification.

 

China Metallic storage facility building factory

 

Advanced Surface Protection

 

Hot-Dip Galvanizing Primary frame members receive immersion in molten zinc, creating a metallurgical bond that delivers sacrificial corrosion protection. This coating system penetrates joints and edges, sealing areas vulnerable to moisture ingress. The result is extended service life in humid, coastal, or chemically exposed environments.

Protective Paint Systems Multi-layer epoxy or polyurethane coatings provide barrier protection with customizable color finishes. Surface preparation includes shot blasting to Sa2.5 standards, ensuring coating adhesion that resists peeling, chalking, and UV degradation.

Specialized Anti-Corrosion Treatments For aggressive environments, additional treatments include zinc-rich primers, aluminum-zinc alloy coatings, or fluoropolymer topcoats. These systems protect against salt spray, industrial pollutants, and temperature cycling.

 

Why Choose Qingdao Ruigang Heavy Industry Co., Ltd.?

 

Material Sourcing: Direct relationships with certified steel mills ensure consistent grade quality and competitive supply

Process Integration: Roll-forming, welding, surface treatment, and packing under unified quality management

Technical Continuity: Design engineers remain engaged through fabrication, shipment, and installation support

 

 

FAQ

Q: Delivery time?

A: Typically 30 days. Rest assured, we have a well-structured project management plan to ensure timely delivery.

Q: Installation method?

A: Our products are factory-prefabricated and require local bolted assembly. We provide detailed installation drawings. If needed, we can also send an engineer to assist.

Q: Long-term business relationship?

A: Firstly, as a direct manufacturer, we maintain competitive pricing. Secondly, we ensure accurate designs using PKPM and Tekla for easy local installation. Thirdly, we guarantee quality and never compromise on it. Lastly, we offer professional 24/7 online after-sales service.

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