Qingdao Ruigang Steel Structure Co., Ltd.
| Payment Terms | L/C,T/T,Western Union |
| Cost | Cost-effective |
| Color | Client's Request |
| Lifespan | More than 50 years |
| Aesthetics | Modern/Contemporary |
| Delivery Time | 30 Days |
| Application | Industrial Pre Engineered Metal Buildings |
| Packaging Details | As request |
| Surface | Galvanize or Painted |
| Origin | China |
| Certificates | SGS/Ce/ISO |
| Supply Ability | 19999 Square Meter Per Month |
| Technician | Free technical support |
| Advantage | Lightweight |
| Brand Name | RG_STEEL |
| Model Number | RG_STEEL |
| Place of Origin | China |
| Certification | SGS, BV,ISO |
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Product Specification
| Payment Terms | L/C,T/T,Western Union | Cost | Cost-effective |
| Color | Client's Request | Lifespan | More than 50 years |
| Aesthetics | Modern/Contemporary | Delivery Time | 30 Days |
| Application | Industrial Pre Engineered Metal Buildings | Packaging Details | As request |
| Surface | Galvanize or Painted | Origin | China |
| Certificates | SGS/Ce/ISO | Supply Ability | 19999 Square Meter Per Month |
| Technician | Free technical support | Advantage | Lightweight |
| Brand Name | RG_STEEL | Model Number | RG_STEEL |
| Place of Origin | China | Certification | SGS, BV,ISO |
| High Light | hot dipped galvanized water tower ，elevated steel water storage tank ，environmentally friendly steel structure tank | ||
Modular Elevated Steel Water Tower Frameworks deliver dependable, gravity-driven water pressure for municipal grids, agricultural irrigation, and heavy industrial compounds. Manufactured by Qingdao Ruigang Steel Structure Co., Ltd., each frame utilizes certified high-grade structural steel finished with heavy-duty hot-dip galvanization to resist severe tropical humidity, atmospheric salinity, and soil acidity. Pre-drilled, pre-cut, and pre-inspected prior to export, our standardized bolt-together components dramatically reduce field erection hours and reliance on heavy equipment.
| 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 |
High-Precision Shop Equipment: Advanced CNC multi-spindle drilling rigs, automated submerged arc welding (SAW) gantries, plasma cutting tables, and high-pressure shot-blasting chambers.
Compliance with Global Codes: Manufacturing processes comply with ISO 9001 quality benchmarks, AWS D1.1 structural welding protocols, and EN 1090-2 (CE mark) execution specifications.
Advanced 3D Modeling: In-house structural designers utilize Tekla Structures and AutoCAD to generate full-scale 3D models, precise anchor bolt patterns, and detailed wind-load calculations.
Streamlined Container Logistics: Direct proximity to Qingdao Port enables optimized container loading (20GP / 40HQ), safeguarding materials against ocean transit damage while keeping freight overheads low.
Rigorous Verification: Every component undergoes trial pre-assembly checks, non-destructive ultrasonic testing (UT) on critical welds, and micrometric zinc-coating thickness measurement.
| Region / Country | Project Domain | Elevation & Scale | Storage Vessel Type | Key Structural Engineering Highlights |
| West Africa (Ivory Coast) | Municipal Distribution Network | 24 Meters (79 ft) | 250 m³ Pressed Sectional Steel Tank | Reinforced column configuration designed for high water volume weight and tropical coastal weathering. |
| East Africa (Uganda) | Rural Commercial Farming Project | 16 Meters (52 ft) | 100 m³ Modular FRP / GRP Vessel | Lightweight bolted framework engineered for rapid manual setup in remote, off-grid agricultural zones. |
| Southern Africa (Zimbabwe) | Mining Camp Utility Infrastructure | 22 Meters (72 ft) | 180 m³ Glass-Fused-to-Steel (GFS) Tank | Heavy-gauge diagonal bracing matrix calculated to withstand high-altitude wind shear and sharp temperature shifts. |
| North Africa (Egypt) | Desert Industrial Park Water Reserve | 20 Meters (66 ft) | 200 m³ Stainless Steel (SS316) Vessel | Zero field-welding design compliant with Eurocode 3 standards, offering high durability against harsh dry heat and windblown sand. |
High-Grade Primary Steel: Fabricated exclusively from certified Q235B and Q355B structural steel grades to guarantee superior tension and compression performance under maximum dynamic water loads.
Seismic & Wind Load Dissipation: Specially engineered diagonal bracing matrices dissipate lateral seismic forces and withstand typhoon-level wind gusts up to 160 km/h in accordance with AISC 360 and Eurocode 3.
Energy-Efficient Gravity Pressure: Strategic elevation calculations yield optimal hydrostatic head pressure downstream, significantly lowering continuous pumping requirements and operating power costs.
Heavy-Duty Hot-Dip Galvanizing: All structural steel members are fully immersed in molten zinc per ISO 1461 / ASTM A123 standards, creating a self-healing protective barrier against rust, salt spray, and tropical air.
Duplex Coating Options: For extra-aggressive chemical environments or high-salinity coastal areas, optional multi-layer epoxy primers and aliphatic polyurethane topcoats offer enhanced chemical resistance.
Zero Onsite Welding: Every structural beam, flange, and gusset plate is precision-punched and fit-tested during factory pre-assembly, allowing 100% bolted assembly on site using high-strength Grade 8.8 / 10.9 structural bolts.
Rapid Field Deployment: Field installation requires no specialized field welders or heavy machinery, drastically reducing local labor dependencies, equipment rental fees, and execution timelines.
Container-Optimized Nesting: Structural sections are compactly bundled and numbered for seamless ocean container utilization (20GP / 40HQ), preventing transit damage and lowering sea freight overheads.
Our elevated steel frames are custom-dimensioned to interface seamlessly with all major commercial water storage tank designs:
Sectional Galvanized Steel Panel Tanks
Glass-Fused-to-Steel (GFS) Bolted Tanks
Fiberglass (FRP / GRP) Modular Vessels
Food-Grade Stainless Steel (SS304 / SS316) Vessels
OSHA-Compliant Caged Ladders: Continuous vertical climbing ladders fitted with protective safety cages, anti-slip rungs, and intermediate rest platforms for safe ascent.
Heavy-Duty Service Decks: Anti-skid galvanized grating walkways surrounded by perimeter toe boards and handrails ensure technician safety during routine inspections.
Integrated Pipe Support Racks: Factory-welded mounting brackets efficiently support and stabilize main supply, overflow, drain, and distribution riser pipes.
| Engineering Parameter | Capability / Standard |
| Manufacturer | Qingdao Ruigang Steel Structure Co., Ltd. |
| Material Specifications | Q235B / Q355B Structural Steel (ASTM A36 / A572 Gr 50 equivalent) |
| Corrosion Protection | Hot-Dip Galvanizing (ISO 1461) / Multi-coat Epoxy System |
| Structure Height Range | 6 m to 35 m+ (20 ft to 115 ft+) |
| Supported Tank Volume | 5 m³ to 1,000 m³+ (5,000 L to 1,000,000 L+) |
| Design Wind Load | Up to 160 km/h (Customizable for typhoon/hurricane zones) |
| Seismic Acceleration | Engineered for Seismic Zones 1 through 4 |
| Design Codes | AISC 360, BS 5950, EN 1993 (Eurocode 3), GB 50017 |
| Field Fasteners | High-Strength Bolts (Grade 8.8 / 10.9) |
Qingdao Ruigang Steel Structure Co., Ltd. provides complete OEM/ODM engineering solutions tailored precisely to local site geology and weather parameters. Share your project requirements (wind speed ratings, soil bearing capacity, tank volume, and platform elevation) to receive:
Preliminary Engineering Drawings & 3D BIM Visualizations
Structural Calculation Summaries
Anchor Bolt & Foundation Layout Plans
Step-by-Step Erection Manuals & Guidance
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
Packing & Loading:
Our Steel Structure Fabricaiton Factory:
Certification
Product Attributes
Company Details
Business Type:
Manufacturer
Year Established:
2013
Total Annual:
80000000-100000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Qingdao Ruigang Steel Structure Co., Ltd. (hereafter referred as Ruigang) is a national high-tech enterprise specialized in design, manufacture and installation of steel structure buildings and prefabricated houses. Ruigang is located in the West Coast New District of Qingdao, about 30 kilometers... Qingdao Ruigang Steel Structure Co., Ltd. (hereafter referred as Ruigang) is a national high-tech enterprise specialized in design, manufacture and installation of steel structure buildings and prefabricated houses. Ruigang is located in the West Coast New District of Qingdao, about 30 kilometers...
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