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| Categories | Multi-Storey Steel Building |
|---|---|
| Brand Name: | RG_STEEL |
| Model Number: | RG_STEEL |
| Certification: | SGS, BV,ISO |
| Place of Origin: | Shandong, China |
| MOQ: | 200 Square Meter |
| Price: | USD30-99 Per Square Meter/ Negotiable |
| Payment Terms: | L/C,T/T,Western Union |
| Supply Ability: | 20000 Square Meter Per Month |
| Delivery Time: | 30 Days |
| Packaging Details: | As request |
| 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 |
| Company Info. |
| Qingdao Ruigang Steel Structure Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
Multi-story steel buildings provide remarkable strength, flexibility, and durability, making them perfect for modern urban development. Their robust steel framework guarantees structural integrity while supporting a wide range of architectural designs and functions. With fast construction times and superior resistance to environmental challenges like wind, fire, and seismic forces, these buildings are reshaping the future of high-rise architecture, blending efficiency, safety, and sustainability to define the skyline of tomorrow.
| 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 |

Molecular Passivation & Reactive Priming: The base layer fights oxidation on the steel surface, creating a
strong, non-porous barrier that prevents moisture and saline
intrusion.
Cross-Linked Molecular Armor: A high-performance epoxy coating provides exceptional mechanical
strength and chemical resistance, protecting the surface from
industrial pollutants and corrosive environments.
Atmospheric Resilience & Color Protection: The premium polyurethane finish ensures long-lasting color
retention and UV resistance, maintaining a clean, professional
appearance for years.
Versatile Corporate & Commercial Spaces: Column-free layouts maximize usable floor area, providing
adaptable structures that grow with the evolving needs of
businesses.
Accelerated Urban Residential Construction: Fast-tracked development of high-performance residential
buildings, featuring fire-resistant elements for added safety.
Streamlined Institutional & Healthcare Projects: Off-site manufacturing reduces local disruptions and shortens
construction timelines, ensuring on-time delivery of critical
public infrastructure.
Scalable Mobility & Vertical Parking Systems: Robust, high-capacity parking solutions designed to handle heavy
traffic and ease urban congestion.
Material Efficiency & Computational Design: Cutting-edge structural modeling reduces material waste, lowering
costs while enhancing sustainability.
Automated Precision & Technical Excellence: Digital manufacturing ensures precise, millimeter-level accuracy,
facilitating seamless assembly in the field.
Comprehensive Project Management: A single partner handles the entire structural lifecycle—from
design to delivery—simplifying logistics and minimizing complexity.
Global Standards Adherence & Lifespan Support: Full compliance with international engineering standards (AISC,
Eurocode, GB), paired with ongoing technical assistance throughout
the project.
Comprehensive Structural Protection: A multi-layered encapsulation system preserves component
integrity and finish throughout international shipping.
Optimized Packing Efficiency: Advanced spatial algorithms maximize container loading in 40ft
High Cube units, lowering shipping costs and reducing the carbon
footprint.
Streamlined Just-in-Time Delivery: A fully synchronized supply chain, aligned with project
timelines, ensures on-time material delivery and uninterrupted
project progress.

As a direct manufacturing facility based in Qingdao, China, we pride ourselves on our stringent quality management system, expert design team, robust production capabilities, and extensive manufacturing experience.
Usually 30 days. We have perfect management plans for each project to ensure timely delivery.
Yes, we provide detailed installation drawings and videos. Generally, you can install locally as components are prefabricated and bolted. Otherwise, we can send engineers to guide installation.
We have two payment terms: 1) 30% advance payment before production by T/T, and 70% balance by T/T before shipping. 2) 100% irrevocable L/C
Please send us your project preliminary drawing, and we will quote accordingly within 2 days.
As a direct factory, yes, our prices are competitive, and both price and quality are guaranteed.
Qingdao Ruigang Heavy Industry Co., Ltd. is a recognized global
leader in steel infrastructure, delivering comprehensive turnkey
solutions that transform architectural concepts into solid
structures. Our state-of-the-art 50,000m² manufacturing facility is
home to a dedicated team of 115 engineering and fabrication
experts, ensuring high-precision project execution at scale.
Strategically located in the West Coast New District, our close
proximity to the Port of Qingdao grants direct access to an
advanced logistics network, facilitating efficient global
distribution and the timely, sustainable delivery of premium
structural solutions to clients around the world.



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