Qingdao Ruigang Steel Structure Co., Ltd. sales3@ruiganggroup.com 86--13370850031
Product Details
Place of Origin: China
Brand Name: RG_STEEL
Certification: SGS, BV,ISO
Model Number: RG_STEEL
Payment & Shipping Terms
Minimum Order Quantity: 199 Square Meter
Price: USD30-USD99 Per Square Meter/ Negotiable
Packaging Details: As request
Delivery Time: 30 Days
Payment Terms: L/C,T/T,Western Union
Supply Ability: 19999 Square Meter Per Month
Certificates: |
SGS/Ce/ISO |
Surface: |
Galvanize Or Painted |
Color: |
Client's Request |
Technician: |
Free Technical Support |
Cost: |
Cost-effective |
Advantage: |
Lightweight |
Origin: |
China |
Application: |
Industrial Pre Engineered Metal Buildings |
Aesthetics: |
Modern/Contemporary |
Lifespan: |
More Than 50 Years |
Certificates: |
SGS/Ce/ISO |
Surface: |
Galvanize Or Painted |
Color: |
Client's Request |
Technician: |
Free Technical Support |
Cost: |
Cost-effective |
Advantage: |
Lightweight |
Origin: |
China |
Application: |
Industrial Pre Engineered Metal Buildings |
Aesthetics: |
Modern/Contemporary |
Lifespan: |
More Than 50 Years |
Engineered Steel Structure Industrial Workshops provide efficient, high-performance building solutions for manufacturing operations, heavy equipment assembly, and industrial processing hubs. Custom-designed and fabricated by Qingdao Ruigang Steel Structure Co., Ltd., each facility incorporates certified high-strength steel framed with protective multi-coat paint systems or continuous hot-dip galvanizing. Built to manage dynamic overhead crane loads, high wind forces, and severe environmental exposure, our pre-engineered bolt-together steel structures significantly accelerate jobsite erection and lower total lifecycle expenses.
| Items | Detailed Specifications |
|---|---|
| Main Steel Frame(Column+Beam) | Q235,Q345 Welded H Section Steel |
| Secondary Frame | Purlin: Q235 C and Z purlin |
| Bracing: Q235 Round Bar,Angle Steel,Steel Pipe | |
| Roof and Wall | Insulation: EPS/Fiber glass wool/Rock wool/PU |
| Sheeting: PPGI single Sheet | |
| Design Standards | GB/T, AISC, Eurocode, or Local Building Codes Compliance |
| Accessories | Windows: Aluminum Alloy /PVC Window,etc. |
| Doors: Sliding/swing sandwich panel door/Roll-up Door | |
|
Draining system: Stainless/PPGI single sheet gutter+ PVC pipe |
|
| Anti-rust options |
Anti-rust painting(Alkyd/Epoxy) or Galvanized |
Automated Shop Processing: Multi-spindle CNC flame and plasma cutting tables, automated submerged arc welding (SAW) gantries, heavy-duty H-beam straightening equipment, and automated shot-blasting chambers.
International Fabrication Compliance: Manufacturing adheres strictly to ISO 9001 quality management standards, AWS D1.1 structural welding requirements, and EN 1090-2 (CE mark) execution specifications.
3D Structural Detailing: In-house technical teams utilize Tekla Structures and AutoCAD software to construct 3D spatial models, precise joint details, and stress calculations under heavy crane movement.
Direct Export Logistics: Proximity to ocean transport terminals enables optimized container loading (40HQ / Open Top / Flat Rack), preventing transit damage and keeping shipping costs minimal.
Thorough Quality Audits: Every structural shipment undergoes factory trial fitting, non-destructive ultrasonic weld inspection (UT), and digital coating thickness verification prior to dispatch.
| Region / Country | Industry Application | Building Footprint | Wall & Roof Cladding | Key Structural Engineering Highlights |
| West Africa (Ghana) | Agricultural Commodity Processing | 12,000 m² (30m Clear Span) | Polyurethane (PU) sandwich wall and roof panels. | Integrated high-capacity roof ridge monitors designed to boost natural air movement in hot, humid climates. |
| East Africa (Kenya) | Heavy Equipment Repair Workshop | 8,500 m² (Multi-span Layout) | Profiled steel sheets with built-in crane runway girders. | Reinforced column brackets engineered to support 15-ton overhead bridge cranes for machinery maintenance. |
| Southern Africa (Zambia) | Mining Equipment Support Shed | 6,200 m² (12m Eave Height) | High-durability Q355B steel with anti-corrosion coating. | Custom X-bracing matrix engineered to withstand high-altitude wind loads and sharp thermal shifts. |
| North Africa (Algeria) | Building Materials Facility | 15,000 m² (2x24m Double Span) | Galvanized frame with corrugated steel sheets and rockwool insulation. | 100% bolt-together connection design compliant with Eurocode 3 standards for fast onsite assembly with zero jobsite welding. |
Unrestricted Operational Floor Space: Clear-span designs (up to 36 meters wide without internal columns) accommodate flexible machinery layout, automated conveyor lines, and heavy forklift access.
Heavy Crane Integration: Pre-engineered bracket supports and crane runway girders safely carry overhead traveling bridge cranes ranging from 5 to 50+ tons capacity.
Seismic & Wind Load Resistance: Custom diagonal bracing configurations dissipate lateral dynamic forces, engineered to withstand wind velocities up to 160 km/h in accordance with AISC 360 and Eurocode 3 guidelines.
High-Performance Surface Coatings: Structural members undergo Sa 2.5 shot-blasting followed by epoxy zinc-rich primers and polyurethane topcoats, or full thermal hot-dip galvanizing per ISO 1461.
Energy-Efficient Building Envelope: Premium insulated sandwich panel options (PU, Rockwool, EPS) or single-skin color steel sheets help control indoor temperature and lower HVAC energy demand.
Pre-Engineered Component Precision: Structural columns, rafters, purlins, and connection plates are factory-cut, drilled, and tagged for quick identification during site installation.
Zero Jobsite Welding Required: Field assembly relies entirely on high-strength Grade 8.8 / 10.9 structural bolts, eliminating certified field welders and field weld inspections.
Accelerated Project Schedules: Offsite prefabrication reduces field erection time by up to 50% compared to traditional reinforced concrete construction.
Our structural steel plant designs easily integrate essential functional equipment:
Continuous Roof Ridge Ventilator Monitors & Louvers
Translucent Polycarbonate Skylights for Natural Interior Lighting
Mezzanine Flooring Framing for Executive Offices & Storage
Industrial Roll-Up Doors and Exterior Canopy Overhangs
OSHA-Compliant Access: Continuous vertical access ladders with safety cages, rest platforms, and roof perimeter handrails.
High-Capacity Drainage: Heavy-gauge galvanized color-steel gutters and steel downspouts designed for heavy tropical rainfall runoff.
Manufacturing & Industrial Processing: Assembly plants, food processing facilities, textile mills, and plastics production.
Heavy Machinery Workshops: Equipment repair facilities, vehicle assembly lines, and fabrication yards.
Industrial Logistics & Warehousing: High-bay distribution centers, raw material storage, and bonded warehouses.
Mining & Resource Operations: Mineral processing plants, maintenance sheds, and bulk material storage facilities.
Q1: You are manufacture factory or trading company?
We are direct manufacture factory, located in Qingdao, China, very close to Qingdao port. we have strictly quality management system,professional design team, strong production capacity and rich manufacturing experience.
Q2: How about your quality control?
1)we only cooperate with high-quality raw material suppliers with strength and reputation, and our quality inspection department will conduct
100% strict testing on the raw materials before entering our factory.
2)our workers are all certified and regularly assessed, In this way, we can guarantee the production quality.
3)During the production process, we have three parts: self-inspection, mutual inspection, and workshop inspection. Only qualified product can move to next step.
4)Before delivery, inspection working will check everything with delivery list, to ensure that we send you every items and you can install it locally.
Q3: What's the delivery time?
Usually 30 days. Don't worry about the delivery time at all, we have perfect management plan for each project, then deliver to you on time.
Q4:Do you offer service for installation?
Yes,But we will provide very detailed installation drawings and videos. Generally, you can install it locally,they are all prefabricated and bolted.
Otherwise , we can also send engineer for guiding installation.
Q5:What's the payment term?
We have two payment terms.
1)30% advance payment before producing by T/T, and 70% balance by T/T before shipping.
2)100% irrevoable L/C
Q6:How to get a fast quotation?
Please send us your project preliminary drawing, then we would quote you accordingly in 2days. Or we confirm several questions with you, then do quotation list with details for you timely.
Q7:Is your price competitive compared with other companies?
We are direct factory, yes, it`s competitive, price and quality are guaranteed.
Production Process
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Packing & Loading:
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Our Steel Structure Fabricaiton Factory:
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Certification
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Product Attributes
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