4ft × 4ft Modular Hot Dipped Galvanized Steel Water Tank

Are you looking for a reliable modular water tank solution?

Our bolted hot dipped galvanized steel water tank adopts the internationally recognized 4ft × 4ft (1220 × 1220 mm) standard modular design, which is highly favored by global buyers. It is widely used in engineering projects, building infrastructure, and industrial water storage systems around the world.

For most procurement buyers, the key concerns include product quality, price competitiveness, installation convenience, service life, and after-sales support.

What Customers Care About？

We cooperate with leading Chinese steel manufacturer TISCO (Taiyuan Iron & Steel Group) to ensure raw material quality. The tank is made of high-strength hot-dip galvanized steel with excellent toughness, structural strength, and corrosion resistance, ensuring quality from the source.

To maintain price competitiveness, we have established long-term strategic cooperation with raw material suppliers, enabling stable and cost-effective procurement. In addition, we maintain sufficient material inventory to reduce price fluctuations.

Our factory adopts semi-automated production lines, significantly reducing labor costs. Located in Linyi, China – the logistics capital, we also benefit from efficient and cost-effective transportation.

Compared with stainless steel welded tanks, our bolted modular water tank does not require on-site welding. It is easy to install, requires lower technical skills, and allows flexible expansion and convenient transportation. It is widely used in fire protection systems, potable water storage, industrial water systems, agricultural irrigation, and commercial building water supply systems.

We also provide on-site installation guidance and remote technical support, solving installation difficulties for customers without experience or engineering teams.

Modular Panel Standard

We offer a variety of panel sizes:

Among them, the 1.22 × 1.22m (4ft × 4ft) panel is our main product, supplied globally on a stable basis. It is especially popular in Southeast Asia, India, the Middle East, South America, and Africa.

Key Advantage: 4ft × 4ft International Standard Module

Unlike non-standard tank systems, our product is designed based on the globally recognized 4ft × 4ft modular grid system:

• Standard panel size: 1220 × 1220 mm (4ft × 4ft)
• Compatible with international engineering design standards
• Optimized for container loading and shipping efficiency
• Reduces on-site labor and installation cost
• Improves construction efficiency

👉 Especially suitable for projects in the USA, Canada, Australia, the Middle East, and Africa.

Material & Surface Treatment

• Material: Q235 / Q345 high-quality structural steel
• Surface treatment: Hot-dip galvanized (HDG)
• Zinc coating thickness: 60–80 μm (customizable)
• Corrosion resistance: Suitable for long-term water storage
• Water applications: potable water / fire water / industrial water

Structural Design

The tank is composed of:

• Standard modular panels
• Reinforced angle steel frame structure
• High-strength galvanized bolting system
• Internal tie-rod support system
• Food-grade EPDM sealing gasket
• Internal & external ladders (optional)
• Manhole access cover
• Water level indicator interface
• Inlet/outlet flange connections

Applications

This product is widely used in:

• Fire-fighting water storage systems
• Residential and commercial buildings
• Hospitals and schools
• Industrial process water systems
• Agricultural irrigation systems
• Remote and rural water supply projects

Conclusion

This 4ft × 4ft modular hot dipped galvanized steel water tank system is designed based on international engineering standards. It combines structural strength, excellent corrosion resistance, and high installation efficiency, making it a cost-effective solution for modern water storage projects worldwide.