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Qingdao Ruigang Steel Structure Co., Ltd. Company Profile
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Home > Products > Steel Structure Warehouse > Prefab Steel Structure Warehouse with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design for Industrial Use
Product Details
Highlight:

300 km/h Wind Load Steel Structure Warehouse

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Hot-dip Galvanization Prefab Steel Building

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Clear-Span Design Industrial Steel Warehouse

Grade:
Q235 / Q355 / Q235B / Q355B
Connection Type:
Bolted, Welded
Application:
Industrial And Commercial
Type:
Prefab Steel Structure Building
Design Standard:
AISC, MBMA, AWS, ASTM
Wind Load:
Up To 300 Km/h
Surface Treatment:
Hot-dip Galvanization, Paint Coating
Wall Cladding:
Galvanized Steel Sheet, Sandwich Panel, Metal Cladding
Grade:
Q235 / Q355 / Q235B / Q355B
Connection Type:
Bolted, Welded
Application:
Industrial And Commercial
Type:
Prefab Steel Structure Building
Design Standard:
AISC, MBMA, AWS, ASTM
Wind Load:
Up To 300 Km/h
Surface Treatment:
Hot-dip Galvanization, Paint Coating
Wall Cladding:
Galvanized Steel Sheet, Sandwich Panel, Metal Cladding
Product Description
Modern Prefab Steel Structure Workshop Building
Designed for industrial warehouse applications, our heavy-duty steel structure buildings provide maximum clear-span efficiency, exceptional load-bearing resilience, and operational service life exceeding 50 years.
Structural Design & Engineering Excellence
Utilizing the international benchmark Rigid Frame System for industrial stability, our structures feature:
  • Integrated Rigid Framework: Primary columns and rafters fabricated from premium Q355B/Q235B structural steel
  • Corrosion-Resistant Secondary Framing: High-micron galvanization (minimum 275g/m²) on all purlins and girts
  • Localized Code Compliance: Custom-calibrated designs meeting regional building codes including ASTM, Eurocode, and GB standards
Technical Specifications
Component Specification
Main Steel Q355, Q235, Q355B, Q235B, etc.
Anti-rust Protection Hot-dip galvanized or anti-rust painting
Purlin and Girts Cold-rolled C or Z steel, Q355 or Q235
Column & Beam Welded or Hot rolled H-section
Connection Method Welding connection or bolt connection
Wall & Roof Sandwich panel or steel sheet
Door Rolled up door or Sliding door
Window Plastic steel or Aluminum alloy window
Surface Hot-dip galvanized or painted
Crane 5MT, 10MT, 15MT, and more
Steel structure warehouse building exterior view
Product Advantages
  • Expansive Column-Free Space: Clear spans up to 60m+ for high-density racking and automated systems
  • Accelerated Construction: Prefabricated components reduce construction timelines by up to 50%
  • Superior Material Integrity: High-yield structural steel with excellent strength-to-weight ratio
  • Extended Life-Cycle Value: Steel resistant to pests, fire, and rot with minimal maintenance
Manufacturing & Quality Excellence
  • CNC Digital Fabrication with multi-axis drilling and laser cutting
  • Submerged Arc Welding (SAW) for deep-penetration, defect-free welds
  • Integrity Validation through 100% NDT testing of critical welds
  • Pre-Erection Trial Fit to validate geometry and alignment
Steel structure manufacturing process Steel structure assembly and installation
Global Logistics & Installation Support
  • Volumetric Shipping Optimization using 3D nesting software
  • Intuitive Component Marking with unique tracking IDs
  • Technical Advisory Services with 24/7 remote support
  • On-site supervision available for large-scale projects
Steel structure logistics and shipping
Frequently Asked Questions
Are you a manufacturer or trading company?
We are a direct manufacturing facility based in Qingdao, China, with stringent quality management and extensive manufacturing experience.
How about your quality control?
Our comprehensive quality control includes: 100% raw material testing, certified workers, three-part production inspection process, and final delivery verification.
What's the delivery time?
Typically 30 days with perfect management planning for each project to ensure on-time delivery.
Do you offer installation service?
We provide detailed installation drawings and videos. Local installation is generally possible, or we can send engineers for guidance.
What's the payment term?
Two options: 30% advance payment before production with 70% balance before shipping, or 100% irrevocable L/C.
How to get a fast quotation?
Send your project preliminary drawing for a quotation within 2 days, or we can confirm details and provide a detailed quote promptly.
Is your price competitive?
As a direct factory, we offer competitive pricing with guaranteed quality and value.
About Qingdao Ruigang Heavy Industry Co., Ltd.
A world-class authority in industrial steel solutions with thousands of successful projects across 50+ countries. We provide the foundational framework for your long-term business success.
Build with precision. Contact our engineering team today for a tailored technical proposal and transparent quotation!
Steel structure fabrication factory overview Steel structure manufacturing facility Steel structure production line
Product Attributes
Detailed product attributes and specifications
Overall Rating
5.0
★★★★★
★★★★★
Based On 50 Reviews Recently
5 Star
100%
4 Star
0
3 Star
0
2 Star
0
1 Star
0
All Reviews
  • D
    Dawey Kitumbula
    Iraq Dec 9.2025
    ★★★★★
    ★★★★★
    We chose this company for our steel structure project, and the outcome surpassed all expectations! Their team was professional and efficient from design to construction, making the entire process seamless. The high-quality steel ensures a stable, durable structure that perfectly meets our needs. Notably, the construction period was nearly halved compared to traditional methods, saving us significant time and costs. Attention to detail was impressive—from precise welding to thorough anti-rust coating. The team communicated promptly and resolved issues quickly, giving us complete peace of mind. The finished building is not only aesthetically pleasing but also boasts excellent earthquake and wind resistance, with a high safety factor. Highly recommend for anyone needing steel structure construction—cost-effective, reliable, and trustworthy. We’ll definitely cooperate again!
  • J
    Janilson Romano
    Cyprus Mar 20.2025
    ★★★★★
    ★★★★★
    A trustworthy factory with excellent building & Professional service.
  • L
    Leo Velaqco Reuos
    Colombia Mar 6.2024
    ★★★★★
    ★★★★★
    We are very satisfied with the steel structure supplied by your company. The product quality is excellent, the fabrication accuracy is high, and the packaging was well done. Delivery was on time, and communication throughout the project was smooth and efficient. We truly appreciate your professional service and look forward to future cooperation.