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

300 km/h Wind Load Steel Structure Warehouse

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Hot-dip Galvanization Prefabricated Steel Building

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Clear-Span Design Industrial Steel Shed

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
Industrial Prefabricated Steel Structure Warehouse Construction
Our warehouses utilize the Rigid Frame System, the international benchmark for industrial stability. By focusing on structural symmetry and high-tensile steel members, we deliver an exceptionally stable and cost-efficient building envelope.
  • Integrated Rigid Framework: Primary columns and rafters are fabricated from premium Q355B/Q235B structural steel, designed for optimal load distribution and foundation efficiency.
  • Corrosion-Resistant Secondary Framing: All C and Z-section purlins and girts receive professional-grade galvanization, providing a secure, rust-proof framework for the building's cladding across diverse climatic conditions.
  • Localized Code Compliance: Every design is custom-calibrated to meet specific regional building codes (such as ASTM, Eurocode, or GB), ensuring the structure defies localized wind velocities, seismic activity, and heavy snow accumulation.
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
Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 0
Product Advantages
  • Expansive Column-Free Interiors: Our rigid frame engineering facilitates massive unobstructed floor plans ideal for high-density racking, automated fulfillment systems, and heavy-machinery movement.
  • Accelerated Speed-to-Revenue: Every component is factory-prefabricated to millimeter-level tolerances for streamlined on-site "bolt-together" installation.
  • Superior Material Integrity: Utilizing high-yield structural steel for superior strength-to-weight ratio under extreme industrial stress and vibration.
  • Extended Life-Cycle Value: Steel is naturally resistant to pests, fire, and rot with industrial-grade epoxy or galvanized coating systems.
Manufacturing & Quality Excellence
  • CNC Digital Fabrication: Multi-axis CNC drilling and high-definition laser cutting ensure perfect structural joint alignment.
  • Submerged Arc Welding (SAW): Automated SAW processing for deep-penetration, defect-free welds that outperform manual welding standards.
  • Integrity Validation (NDT): 100% of critical load-bearing welds undergo Ultrasonic (UT) or Magnetic Particle (MT) testing.
  • Pre-Erection Trial Fit: Complex structural nodes are trial-assembled at our facility to validate geometry and bolt-hole alignment.
Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 1 Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 2
Global Logistics & Installation Support
  • Volumetric Shipping Optimization: 3D nesting software maximizes container volume, reducing shipping costs while protecting components.
  • Intuitive Component Marking: Every steel member etched with permanent tracking ID corresponding to detailed 3D shop drawings.
  • Technical Advisory Services: 24/7 remote technical support via video link and on-site supervisors for large-scale infrastructure.
Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 3
Frequently Asked Questions
Are you a manufacturing factory or trading company?
As a direct manufacturing facility based in Qingdao, China—just a stone's throw away from the Qingdao Port—we pride ourselves on our stringent quality management system, expert design team, robust production capabilities, and extensive manufacturing experience.
How about your quality control?
  • We only cooperate with high-quality raw material suppliers and conduct 100% strict testing on raw materials
  • All workers are certified and regularly assessed to guarantee production quality
  • Three-part quality process: self-inspection, mutual inspection, and workshop inspection
  • Final delivery inspection ensures complete shipment of all items for local installation
What's the delivery time?
Usually 30 days. We have perfect management plans for each project to ensure on-time delivery.
Do you offer service for installation?
Yes. We provide detailed installation drawings and videos. Generally, you can install locally as components are prefabricated and bolted. We can also send engineers for installation guidance.
What's the payment term?
We offer two payment terms: 30% advance payment before production by T/T with 70% balance before shipping, or 100% irrevocable L/C.
How to get a fast quotation?
Please send us your project preliminary drawing for a quotation within 2 days, or we can confirm specifications with you for a detailed quotation list.
Is your price competitive compared with other companies?
As a direct factory, our prices are competitive with guaranteed quality and pricing.
Our Steel Structure Fabrication Factory
Qingdao Ruigang Heavy Industry Co., Ltd. is 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 a transparent, professional quotation!
Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 4 Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 5 Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 6
Product Attributes
Industrial Steel Shed with 300 km/h Wind Load, Hot-dip Galvanization, and Clear-Span Design 7
Overall Rating
5.0
★★★★★
★★★★★
Based On 50 Reviews Recently
5 Star
100%
4 Star
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3 Star
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2 Star
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All Reviews
  • F
    Frideus Oyoku
    Australia Dec 31.2025
    ★★★★★
    ★★★★★
    Quality : The quality is much better than I see from the pictures . Delivery : delivery time is also very fast , Then we can begin the installation asap . A very good purchase exprience .
  • 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!
  • A
    Albarracin Maria Aida
    Australia Feb 6.2025
    ★★★★★
    ★★★★★
    We are fully satisfied with the steel structure workshop your team delivered, as the whole process exceeded our expectations. steel products are high-quality—precision-made beams, columns and connectors with solid welds, standard thickness and reliable anti-corrosion · The customized design fits our production needs perfectly, ensuring heavy-load capacity, optimal space use and energy-saving ventilation. Your team’s professionalism and quick response to revisions impressed us deeply. Thoughtful after-sales service with maintenance guidance added to our satisfaction. Your products outperform others in quality, design and service. We gladly recommend your steel structures and look forward to further cooperation.