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

Hot-dip Galvanization Steel Structure Warehouse

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300 km/h Wind Load Prefabricated 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
Galvanized Prefabricated Steel Structure Warehouse
Our warehouses leverage 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.
Structural Design Features
  • 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 are hot-dip galvanized, providing a secure, rust-proof framework for diverse climatic conditions.
  • Localized Code Compliance: Every design is custom-calibrated to meet specific regional building codes (ASTM, Eurocode, or GB), ensuring structural integrity against wind, seismic activity, and snow accumulation.
Technical Specifications
ITEMS 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
Hot-dip Galvanized Prefabricated Steel Structure Warehouse with 300 km/h Wind Load and Clear-Span Design 0
Product Advantages
  • Expansive Column-Free Interiors: Rigid frame engineering facilitates massive unobstructed floor plans ideal for high-density racking, automated systems, and heavy machinery.
  • Accelerated Speed-to-Revenue: Factory-prefabricated components with millimeter-level tolerances enable streamlined bolt-together installation, reducing construction timelines.
  • Superior Material Integrity: High-yield structural steel provides excellent strength-to-weight ratio for stability under extreme industrial stress.
  • Extended Life-Cycle Value: Steel is naturally resistant to pests, fire, and rot, with industrial-grade coatings minimizing maintenance requirements for decades.
Manufacturing & Quality Excellence
  • CNC Digital Fabrication: Multi-axis CNC drilling and laser cutting ensure perfect structural joint alignment.
  • Submerged Arc Welding (SAW): Automated SAW processing creates deep-penetration, defect-free welds that exceed manual standards.
  • Integrity Validation (NDT): 100% of critical load-bearing welds undergo Ultrasonic or Magnetic Particle testing for subsurface integrity.
  • Pre-Erection Trial Fit: Complex structural nodes are trial-assembled at our facility to validate geometry and bolt-hole alignment.
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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 has a permanent tracking ID corresponding to detailed 3D shop drawings.
  • Technical Advisory Services: 24/7 remote technical support and on-site supervision available for large-scale projects.
Hot-dip Galvanized Prefabricated Steel Structure Warehouse with 300 km/h Wind Load and Clear-Span Design 3
Frequently Asked Questions
Are you a manufacturer or trading company?
As a direct manufacturing facility based in Qingdao, China—near Qingdao Port—we pride ourselves on stringent quality management, expert design teams, robust production capabilities, and extensive manufacturing experience.
How about your quality control?
  • We cooperate only with high-quality raw material suppliers and conduct 100% strict testing on all materials
  • All workers are certified and regularly assessed to guarantee production quality
  • Three-part quality control during production: self-inspection, mutual inspection, and workshop inspection
  • Comprehensive pre-delivery inspection ensures all items are included and ready for installation
What's the delivery time?
Typically 30 days. We have perfect management plans for each project to ensure on-time delivery.
Do you offer installation service?
Yes. We provide detailed installation drawings and videos. Most clients can install locally since components are prefabricated and bolted. We can also send engineers to guide installation when needed.
What's the payment term?
We offer two payment options: 30% advance payment before production with 70% balance before shipping via T/T, or 100% irrevocable L/C.
How to get a fast quotation?
Please send your project preliminary drawing, and we'll provide a quotation within 2 days. Alternatively, we can confirm project details with you and prepare a detailed quotation list promptly.
Is your price competitive compared with other companies?
As a direct factory, we offer competitive pricing with guaranteed quality and value.
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 transparent, professional quotation!
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Product Attributes
Hot-dip Galvanized Prefabricated Steel Structure Warehouse with 300 km/h Wind Load 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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1 Star
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All Reviews
  • A
    Apiza Mbwesi
    Congo Jan 18.2026
    ★★★★★
    ★★★★★
    Very happy to see the materials are of very good quality, and packed very well for shipping, excellent after-sales service regarding unloading and installation, always fast response, favorable price, fast delivery, will definitely cooperate again, my very good partner
  • P
    Paul Muthamia
    Philippines Jan 8.2026
    ★★★★★
    ★★★★★
    With highly recognize the steel structure manufacturer for their professional capability and reliable product quality. The materials met the project requirements, production was well managed, and delivery was well organized. This is a trustworthy partner!
  • 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.