Q235 Hot Dip Galvanized Steel Fire Water Tank Manufacturer
Q235 Hot Dip Galvanized Steel Fire Water Tank is made of high-strength Q235 pressed steel with a hot-dip galvanized coating for excellent corrosion resistance. The modular tank is assembled on-site with sectional panels, sealing materials, and bolts, providing a durable and reliable solution for fire water storage systems.
Key Points Tag :
Q235 Hot Dip Galvanized Fire Water Tank Manufacturer | Fire Water Storage Solutions
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Applications of HDG Water Tanks:
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Water storage (rainwater, seawater, irrigation, water treatment)
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National, provincial, and state parks
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Construction and fire-fighting water supply
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Water circulation systems
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Agricultural feeding operations
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Fishing and shrimp tanks
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Temporary water storage for heating system expansions
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Widely used across industries, mining, public institutions, restaurants, reclaimed water disposal, fire control, and various other facilities.
Advantages of HDG Steel Panel Water Tanks:
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Exceptional Corrosion Resistance The zinc coating applied during the hot-dip galvanizing (HDG) process acts as a robust shield, protecting the steel from rust and corrosion. This significantly enhances the longevity of the HDG water tank compared to untreated mild steel, ensuring a longer service life.
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Strength of Steel, Durability of Zinc HDG water tanks are designed to withstand heavy loads and high pressure. The added layer of zinc provides extra protection, making these tanks ideal for storing a variety of materials. Their combination of strength, affordability, and durability makes them a versatile and reliable solution for many storage applications.
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Low Maintenance Requirements Thanks to the corrosion-resistant zinc coating, HDG water tanks require minimal maintenance. Regular inspections are typically sufficient, helping to reduce long-term maintenance costs and ensuring continued performance over time.

Water Tank Structure
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Panels (including bottom panel, wall panels, roof panel, and manhole cover);
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Internal Components (including internal ladder, tie rods, supports, flanges, and rubber seals);
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External Components (including external ladder, angle iron, tie plates, bolts, and nuts);
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U-steel Base (surface treatment options include paint, hot-dip galvanization, or stainless steel).
Tank Height and Panel Thickness Design Reference
| Height | Bottom Board | Side 1 | Side 2 | Side 3 | Side 4 | Side 5 | Top board |
|---|---|---|---|---|---|---|---|
| 1000 mm | 3 mm | 3 mm | 2 mm | ||||
| 1500 mm | 3 mm | 3 mm | 3 mm | 2 mm | |||
| 2000 mm | 3 mm | 3 mm | 3 mm | 2 mm | |||
| 2500 mm | 4 mm | 4 mm | 3 mm | 3 mm | 2 mm | ||
| 3000 mm | 4 mm | 4 mm | 3 mm | 3 mm | 2 mm | ||
| 3500 mm | 4 mm | 4 mm | 3 mm | 3 mm | 2.5 mm | 2 mm | |
| 4000 mm | 5 mm | 5 mm | 4 mm | 3 mm | 2.5 mm | 2 mm | |
| 4500 mm | 5 mm | 5 mm | 5 mm | 4 mm | 3 mm | 2.5 mm | 2 mm |
| 5000 mm | 5 mm | 5 mm | 5 mm | 4 mm | 3 mm | 2.5 mm | 2 mm |
Accessories
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Bolt nut & washers stainless steel 304 material.
- The combination of Ethylene Vinyl Acetate (EVA) and natural rubber sealant tape.
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Covers the tank cover shall be constructed from 3mm to 5mm of thickness steel 304 material according to the requirement.
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Ladders and Level Indicator. Internal & external ladder shall be made of stainless steel grade 304 material.
Instructions
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Only hold water for life or fire water. Not hold hydrochloric acid,
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sulfuricacid,acid or alkaline liquid.
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The water tank regular cleaning and disinfection 1-2 times a year.
| Product Name | Fiberglass Water Tank |
|---|---|
| Material | Q235 |
| Origin | China |
| Color | Nickel white |
| Panel Size | 0.5*0.5m, 1*0.5m, 1*1m, 2*1m |
| Panel thickness | From 5mm to 24mm |
| Certification | ISO3834, ISO9001 |
| HS Code | 730990 |
| Capacity | 1000Litres -Infinity |
| Foundation | Concrete Foundation, U-Steel Bottom Bas |
| Installation | Sitting Type, Welding |
| Production Capacity | 2000Ton/Month |
| Transport Package | Pallet Box, Plywood Pallet, Steel Frame |
| Sample | Provided |
| After-Sale Service | Online Technical Support |
Professional Design Capability


Packing & Shipping
- The products are packaged using iron frames or plywood boxes to ensure they are not damaged during land transportation and shipping.
- Each individual package is covered with a waterproof film to prevent exposure to moisture during long-term sea transportation.
- Accurately label all panels and accessories to facilitate quick installation by customers.

Water Tank Panel Packaging 1
Plywood Box

Water Tank Panel Packaging 2
Steel Frame Support

Water Tank Panel Packaging 3
HDG

Water Tank Panel Packaging 4
GRP/FRP

Large Components
Loose Packing

Small Accessories Packaging
Plywood Box

Full Container Shipment
Steel Frame Packaging

Full Container Shipment
Simple Packaging
Qualification & Certification
Our water tank products are designed and manufactured in strict accordance with domestic and international standards and have passed multiple industry-recognized certifications, including ISO 9001 Quality Management System certification, food-grade stainless steel material standards (SUS304 / SUS316), and drinking water safety-related certifications.




Delivery
- For standard water tank less than 200m3, it would be 3-5 days;
- For non-standard water tank and customized water tank according to client’s specific requirements, it would be 7 to 15 days.
- The final delivery time shall be subject to the actual order confirmation.
The product information provided above may not be detailed or accurate enough. Please refer to actual communication for specific details. You are welcome to contact us!













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