Galvanized Q345 Prefab Steel Warehouse with 50-Year Lifespan

Galvanized Q345 Prefab Steel Warehouse with 50-Year Lifespan

Prefabricated Steel Structure Factory Buildings Design Fabrication And Construction

This prefabricated steel structure building is designed for engineering construction machine production factories. We serve as the EPC contractor for such projects.

Prefabricated steel structure buildings feature metal frameworks with steel internal supports and exterior cladding. These structures offer numerous advantages including:

• Wide span capabilities
• High strength-to-weight ratio
• Cost-effectiveness
• Temperature protection and energy efficiency
• Aesthetic appearance
• Rapid construction time
• Excellent insulation properties
• 50+ year service life
• Space-efficient design
• Superior seismic performance
• Flexible layout options

• Main structure: H section steel Q345, alkyd painting (two primary coats, two finish coats)
• Roof purlin: XZ160*60*20*2.5, galvanized
• Wall purlin: XZ160*60*20*2.5, galvanized
• Intensive bolt: Grade 10.9
• Turn buckle bolt: M20+2, steel Q235, processed
• Anchor bolt: M24, steel Q235, processed
• Ordinary bolts: Galvanized M20 and M12
• Brace nut: Galvanized M12

• Cross brace: Φ20 round steel bar Q235, processed and painted (alkyd)
• Angle brace: L50*5 angle steel Q235, processed and painted (alkyd)
• Column bracing: Φ25 round steel bar Q235, processed and painted (alkyd)
• Tie bar: Φ127*3 steel pipe Q235, processed and painted (alkyd)
• Batter brace: Φ32*2.5, Φ12 round steel bar Q235, processed and painted (alkyd)

• Roof panel: Corrugated steel plate or sandwich panel (EPS/fiber glass/rock wool/PU)
• Wall panel: Corrugated steel plate or sandwich panel (EPS/fiber glass/rock wool/PU)
• Edge cover: 0.5mm color plate, angle Alu.
• Fittings & accessories: Nails, glue etc.
• Unpowered ventilator: Diameter Φ600, stainless steel
• Sky lighting band: 1.2mm FRP, double layer
• Sliding door: Sandwich panel door

• Gutter: 0.5mm color steel plate
• Rainspout pipes: Φ110 PVC pipe
  
  Installation:
  

  Method 1: We provide shop drawing before installation.

  Method 2: If you still don't know how to install, We will teach you the installation in our factory. when necessary , we will assemble a sample steel structure building for you.
  Packing & Loading:

  All the structure components, panels,bolts and sort of accessories will bewell packed with standard package suitable ocean transportation and loaded into 40’HQ.

  All the products are loaded at the loading site of our factory using crane and forklift by our skilled workers,who will prevent the goods to be damaged.

  

  Frequently Asked Questions

  Item	Question	Answer
  1	Are you a manufacturer or trading company?	We are a manufacturer. We welcome factory visits to demonstrate our quality control processes and professionalism. Visiting clients receive our most competitive pricing.
  2	Is your pricing competitive?	We offer the best value - either superior quality at comparable prices or lower costs for equivalent quality. We continuously work to reduce client expenses while ensuring product excellence.
  3	Do you provide installation support?	We supply detailed installation drawings with every project. We can dispatch engineers for on-site guidance or complete construction teams for turnkey installation.
  4	Do you offer design services?	Yes, we provide comprehensive design solutions using AutoCAD, PKPM, MTS, 3D3S, Tarch, and Tekla Structures. Our services include proposal drawings, shop drawings, 3D models, and construction/installation documentation.
  5	What is your delivery timeline?	Standard delivery to Chinese ports requires approximately 40 days after deposit receipt. Exact timing depends on order volume.
  6	How do you package and ship?	All components including structural elements, panels, bolts, and accessories receive ocean-transport-ready packaging, typically loaded into 40'HQ containers.

  Why Choose Our Steel Structures?

  Our "Quality First, Customer First" philosophy has earned us an excellent reputation among long-term clients. We emphasize teamwork and win-win cooperation to achieve sustainable success.

  • Cost Efficiency: Professional designs reduce construction time and material requirements
  • Environmental Benefits: Specialized cladding provides superior acoustic/thermal performance with recyclable materials
  • Design Advantages: Spacious interiors with wide bays and elegant architectural profiles