Water Storage Solutions

Galvanized Steel Water Storage Tank

镀锌板蓄水池 — 采用冷轧钢板整体热镀锌处理,模块化拼装设计,耐腐蚀、抗变形、寿命长。

Engineered for Long-Term Outdoor Water Storage

Wanlin's galvanized steel water storage tank is a premium modular reservoir system built with cold-rolled steel panels treated with full hot-dip galvanization. The double-sided zinc coating creates an impermeable barrier against water, soil moisture, and humid air — delivering exceptional anti-oxidation and anti-rust performance that far exceeds ordinary iron or color-coated steel sheet tanks.

Unlike plastic (PE) or fiberglass (FRP) tanks that degrade under UV exposure and temperature extremes, our galvanized steel tanks thrive in harsh outdoor environments. From scorching summer sun to freezing winter frost, the metal structure maintains its integrity without peeling, cracking, or embrittlement. The material is inherently fire-resistant — a critical safety advantage over plastic alternatives.

Available in fully customizable dimensions through our modular panel assembly system, these tanks can be configured for any capacity requirement — from small household rainwater harvesting to large-scale agricultural irrigation and construction site water reserves. Disassembled panels ship flat for low-cost logistics, and the bolt-together design enables tool-free on-site assembly, disassembly, and relocation — preserving full reuse value when your site needs change.


Application Scenarios

Agricultural Irrigation

Agricultural Irrigation & Farming

Large-capacity reservoirs for farmland irrigation, fertilizer water mixing, and livestock drinking water. Withstands outdoor farm conditions year-round.

Aquaculture Storage

Aquaculture & Fish Farming

Reliable water storage for fish, shrimp, and crab farming operations. Smooth interior walls protect aquatic life; easy drainage simplifies water changes.

Household Rainwater Collection

Household Rainwater Harvesting

Compact to medium-sized tanks for home rainwater collection, garden watering, and emergency water reserves. Clean, odor-free storage.

Construction Site Water

Construction & Industrial Sites

Heavy-duty water storage for construction mixing, dust suppression, and site operations. Quick to deploy, relocate, and expand as projects evolve.

Fire Reserve Tank

Fire Prevention Reserve

Fire-retardant metal construction provides inherent safety. Reliable emergency water reserves for rural properties, factories, and warehouses.

Courtyard Fish Pond

Courtyard Ponds & Water Features

Create ornamental fish ponds and garden water features. Modular sizing fits any courtyard layout. Easy to install and maintain.

Exceptional Corrosion Resistance & Extended Service Life

耐腐蚀耐用,使用寿命长

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Built to Withstand the Elements for 8–15 Years

  • Cold-rolled steel base with full hot-dip galvanization — double-sided zinc layer isolates the steel from water, soil, and humid air, preventing oxidation and rust. Safe for clean water, rainwater, and agricultural irrigation water storage.
  • Superior to ordinary iron sheet and color-coated steel tanks — the galvanized coating bonds tenaciously to the steel substrate; even under impact or abrasion, it resists large-area zinc delamination. Performs reliably under outdoor sun and rain, and in buried or semi-buried installations, without rapid rust degradation.
  • Mild acid and alkali tolerance — compatible with rainwater, agricultural fertilizer water, and household clean water. Adapts to diverse and complex outdoor environments.
Corrosion Resistant Galvanized Tank

High Structural Strength — Pressure-Resistant & Deformation-Proof

结构强度高,承压抗变形

Reinforced Steel Tank Structure
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Rigid Steel Core — No Bulging, No Collapse

  • High-rigidity steel plate substrate — available in reinforced thick-gauge panels. Maintains structural integrity under full water load — no bulging, no collapse under pressure.
  • Optional reinforced perimeter bracing and corner bracket supports — large-capacity tanks retain their shape when completely filled. Resistant to external impact and rolling loads.
  • Adapts to underground burial, open farmland, and courtyard above-ground installation — the self-weight structure remains stable across all deployment modes, resistant to cracking and leakage.

Flexible Modular Assembly — Custom Dimensions On Demand

拼装灵活,尺寸按需定制

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Panel-by-Panel — Build Any Size You Need

  • Modular galvanized panel assembly design — configure length, width, and height to match your exact water volume requirements. From small household storage to large-scale construction site reservoirs and centralized agricultural irrigation tanks — all fully customizable.
  • Tool-free assembly and disassembly — no on-site welding required. Ships as flat panels for low logistics cost. When your site relocates, simply disassemble and reassemble — 100% reusable with zero waste.
Modular Panel Assembly

Superior Outdoor Environmental Adaptability

户外环境适配性极强

Outdoor Water Tank Installation
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Thrives Where Others Fail

  • High-temperature & sun exposure resistant — won't peel or delaminate under intense summer sun. Unaffected by day-night temperature swings.
  • Low-temperature & frost resistant — unlike plastic tanks that become brittle, age-crack, and fracture in winter freeze conditions, galvanized steel maintains its toughness.
  • Fire-resistant and flame-retardant — plastic water tanks melt and fail under high heat; galvanized metal construction provides inherently superior fire safety for critical applications like fire reserve water storage.

Outstanding Value — Low Purchase Cost, Minimal Maintenance

性价比高,维护成本低

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The Smart Long-Term Investment

  • Lower purchase price than stainless steel tanks, with durability far exceeding PE plastic and FRP (fiberglass) alternatives — delivering the best comprehensive price-to-performance ratio on the market.
  • Essentially maintenance-free in daily operation — no frequent anti-corrosion repainting required. Minor surface scratches are easily repaired with a simple touch of zinc-rich paint.
  • Residual scrap value at end of life — the steel panels are fully recyclable and retain salvage value. Plastic tanks have virtually zero recycling value at disposal.
Cost-Effective Water Storage

Effortless Drainage & Cleaning — No Sediment Build-Up

排水排污便捷,不易淤积

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Smooth Interior — Quick Flush, Always Clean

  • Smooth, flush interior wall surface — no crevices, grooves, or rough spots for sediment, sand, or impurities to accumulate. Unlike corrugated or irregular-surface tanks, dirt won't lodge in gaps.
  • Bottom drain port for rapid sludge and debris removal — simply open the pre-installed bottom排污口 (drain outlet) to flush out settled material completely. Minimal effort, maximum hygiene.
  • Long-term water storage without odor or spoilage — the combination of smooth surfaces, effective drainage, and inert galvanized material keeps stored water fresh and clean for extended periods.
Easy Drainage System

Premium Materials, Superior Craftsmanship

Every Wanlin water tank is built from carefully selected raw materials — hot-dip galvanized steel and industrial-grade PVC knife-scraping cloth. See the quality for yourself.

Hot-Dip Galvanized Steel Plates

Cold-rolled steel with full hot-dip galvanization — double-sided zinc coating for exceptional anti-corrosion performance. Available in multiple thickness grades to match your tank size and water pressure requirements.

Galvanized Steel Raw Materials
Galvanized Sheet Detail Galvanized Sheet Surface Detail
Galvanized Sheet Thickness Plate Thickness Display
Finished Galvanized Products Finished Products Inventory

PVC Knife-Scraping Cloth

Industrial PVC Knife-Scraping Cloth

Heavy-duty PVC夹网刀刮布 — a reinforced fabric with integrated mesh for superior tear strength and puncture resistance. Ideal for portable and semi-permanent water storage deployments.

PVC Cloth Thickness PVC Cloth Thickness
PVC Cloth Detail PVC Cloth Surface Detail
Assembled Water Tank Complete Tank Assembly

Complete System — Everything You Need

Beyond the tank body, we supply a full range of connectors, pipes, filtration equipment, and drainage fittings — a complete water storage system out of the box.

Connectors in Real Use Heavy-Duty Connectors
Connector Pipes and Fittings Pipe & Fitting Components
Assembly Parts Modular Assembly Parts
Water Filtration Equipment Filtration Equipment
Supporting Equipment Supporting Equipment Set
Double Screw Reinforcement Double-Row Screw Reinforcement

See Wanlin Tanks in Action

From aquaculture farms to forest fire prevention — real installation photos from our customers.

Aquaculture Real Usage Aquaculture Farm Deployment
Fish Farming Scene Fish Farming Application
Lotus Root Planting Lotus Root Planting
Forest Fire Prevention Forest Fire Prevention Site
Ultra High Capacity Tank Ultra-High Capacity Tank
Drainage System Bottom Drain Outlet

Tailored to Your Exact Specifications

We are a direct manufacturer — every tank is built to order. No fixed catalog, no standard sizes. Tell us what you need, and we'll engineer it.

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Custom Dimensions

Diameter, height, wall thickness — any size, any shape. From compact household units to industrial-scale reservoirs.

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Material Selection

Hot-dip galvanized steel or PVC knife-scraping cloth. Choose the construction that fits your environment and budget.

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Ports & Fittings

Inlet, outlet, drain, overflow, filter, float valve — we configure every connection point to your requirements.

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Application-Specific Design

Aquaculture, irrigation, fire prevention, fermentation, swimming — each use case gets a purpose-built solution.

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Packaging & Logistics

Flat-pack or pre-assembled. Custom labeling, palletizing, and container optimization for your shipping route.

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Branding & OEM

Custom branding, private labeling, and OEM manufacturing. Your brand, our quality — shipped worldwide.

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Specific Parameters? Let's Talk.

Every project is unique. Contact us with your requirements — capacity, material preference, application scenario, and target budget — and we'll provide a detailed custom specification and quote within 24 hours.

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Maintenance-Free Design — Simple Care, Lasting Performance

Daily operation requires essentially no maintenance — no frequent anti-corrosion repainting, no special treatment. Minor surface scratches from transport or installation are easily repaired with a simple application of zinc-rich touch-up paint. At end of life, the steel panels are fully recyclable with residual scrap value — unlike plastic tanks that become landfill waste with zero recovery value.

Ready to Configure Your Water Storage Tank?

Tell us your capacity requirements and application scenario — we'll provide a custom specification and competitive quote. Worldwide shipping available.

+86 155-0610-9075
wanlinaqua@gmail.com
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