logo

Qingdao Ruigang Steel Structure Co., Ltd. sales3@ruiganggroup.com 86--13370850031

Qingdao Ruigang Steel Structure Co., Ltd. company profile
Products
Home > Products > Multi-Storey Steel Building > Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade

Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade

Product Details

Place of Origin: Shandong, China

Brand Name: RG_STEEL

Certification: SGS, BV,ISO

Model Number: RG_STEEL

Payment & Shipping Terms

Minimum Order Quantity: 200 Square Meter

Price: USD30-99 Per Square Meter/ Negotiable

Packaging Details: As request

Delivery Time: 30 Days

Payment Terms: L/C,T/T,Western Union

Supply Ability: 20000 Square Meter Per Month

Get Best Price
Product Details
Highlight:

prefabricated steel building with wind load

,

hot-dip galvanized steel building

,

multi-storey steel building Q355/Q235

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
Prefabricated Structural Steel Warehouse Multi Story Office Building
Our prefabricated steel structural systems revolutionize construction through factory-centric assembly, delivering industrial-grade predictability and superior structural integrity for multi-story commercial and industrial facilities.
Prefabricated Steel Structural Systems
  • Industrialized Construction Paradigm: We replace unpredictable site work with sophisticated factory assembly, centralizing fabrication of structural skeletons and floor systems to ensure predictable project delivery.
  • Millimeter-Level Precision & Project Velocity: Advanced manufacturing enforces rigorous tolerances for seamless component integration, accelerating construction timelines for earlier occupancy.
  • Architectural Fluidity & Spatial Optimization: High strength-to-weight steel enables expansive, column-free spans that maximize net leasable area and provide future-proof design flexibility.
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
Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 0
Advanced Painting System
  • Molecular Passivation & Reactive Priming: Foundational layer passivates steel substrate to neutralize oxidation and create a non-porous seal against moisture and saline ingress.
  • Cross-Linked Molecular Armor: High-build epoxy barrier provides mechanical and chemical endurance against industrial pollutants and corrosive environments.
  • Atmospheric Resilience & Chromatic Shield: Premium polyurethane topcoat ensures permanent color fidelity and UV resistance for long-lasting professional appearance.
Common Applications
  • Agile Corporate & Commercial Environments: Column-free spans maximize net leasable area with structural flexibility for evolving workplace configurations.
  • High-Velocity Urban Residential Developments: Rapid-track deployment of high-performance residential complexes with inherent fire-resistant properties.
  • Sensitive Institutional & Healthcare Infrastructure: Minimal community disruption through off-site fabrication, compressing construction schedules for vital public services.
  • High-Capacity Mobility & Vertical Parking Hubs: Scalable, high-load-bearing parking solutions designed for high-frequency traffic and urban congestion challenges.
Why Choose Our Steel Structures
  • Computational Stewardship & Material Optimization: High-fidelity structural modeling eliminates material redundancy, lowering capital expenditure while enhancing sustainability.
  • Automated Fidelity & Technical Precision: Digitally-controlled manufacturing ensures millimeter-level tolerances for seamless field assembly.
  • Holistic Project Orchestration: Single-source partner managing entire structural lifecycle from design to handover for reduced logistical friction.
  • Global Compliance & Lifecycle Advocacy: Strict adherence to international engineering codes (AISC, Eurocode, GB standards) with lifecycle-focused technical support.
Packing & Loading
  • Precision Structural Encapsulation: Multi-layered protective system safeguards components during international transit, preserving finishes and integrity.
  • Advanced Volumetric Nesting: Spatial algorithms maximize 40ft High Cube container density, reducing shipping costs and carbon footprint.
  • Integrated Just-in-Time Supply Chain: Logistical framework aligned with construction schedule for precision-timed material delivery and continuous project momentum.
Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 1
Frequently Asked Questions
Are you a manufacturer or trading company?
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.
How about your quality control?
  • We only cooperate with high-quality raw material suppliers
  • Our workers are all certified and regularly assessed
What's the delivery time?
Usually 30 days. We have perfect management plans for each project to ensure timely delivery.
Do you offer installation service?
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.
What's the payment term?
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
How to get a fast quotation?
Please send us your project preliminary drawing, and we will quote accordingly within 2 days.
Is your price competitive compared with other companies?
As a direct factory, yes, our prices are competitive, and both price and quality are guaranteed.
Our Steel Structure Fabrication Factory
Qingdao Ruigang Heavy Industry Co., Ltd. is a preeminent global authority in steel infrastructure, functioning as a sophisticated turnkey partner that translates architectural ambition into structural reality. Our industrial capability is anchored by a 50,000m² advanced manufacturing campus, where a specialized team of 115 engineering and fabrication experts executes high-precision projects at scale.
Strategically situated in the West Coast New District, our direct proximity to the Port of Qingdao provides a world-class logistical gateway, enabling high-velocity global distribution and the seamless, sustainable delivery of world-class structural solutions to every corner of the globe.
Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 2 Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 3 Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 4
Certifications
Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 5
Product Attributes
Prefabricated Steel Building with Wind Load Up to 300 km/h Hot-dip Galvanization and Q355/Q235 Steel Grade 6