Good-Quality 3000 m3 Bolted Steel Tanks

A good-quality 3000 m3 bolted steel tank is a Glass-Fused-to-Steel (GFS) or Fusion Bonded Epoxy (FBE) vessel assembled from factory-coated panels with 8.8-grade fasteners for a 30-50 year life. Engineered by Shijiazhuang Zhengzhong Technology Co., Ltd. (Center Enamel), the 0.25-0.45 mm enamel or 200-400 um epoxy is holiday-tested at 1500 V and built to AWWA D103-09.

What a 3000 m3 Bolted Tank Is

A 3000 m3 bolted steel tank is a modular vessel built from coated steel panels bolted with 8.8-grade fasteners, typically a Glass-Fused-to-Steel (GFS) or FBE tank with a 0.25-0.45 mm enamel or 200-400 um epoxy lining. The 30-50 year structure holds water, wastewater, or slurry, and the bolted build avoids field welding while keeping a 1500 V-verified seal.

• Volume: 3000 m3 class.
• Build: bolted panels.
• Bolts: 8.8-grade.
• Life: 30-50 years.

How the Bolted System Works

The tank works by bolting factory-coated panels on a prepared foundation, where 8.8-grade fasteners compress gaskets to seal each seam. Because the 0.25-0.45 mm enamel or 200-400 um epoxy is applied off-site, every panel is uniform and holiday-tested at 1500 V before shipment, giving the 30-50 year tank a verified lining without interior welds.

• Seal: gasketed bolts.
• Coat: off-site applied.
• Test: 1500 V panel.
• No weld: inside shell.

Key Types, Components, and Features

The family covers the GFS liquid tank, the FBE water tank, and the aluminum geodesic dome roof. Core parts are the coated panels, the 8.8-grade bolt set, the manways, and the nozzles. For 3000 m3 class tanks, a 3450 N/cm2 adhesion and a 6.0 Mohs surface are the features that define quality.

• Shell: GFS or FBE.
• Roof: geodesic option.
• Bolts: 8.8-grade.
• Surface: 6.0 Mohs.

Applications of 3000 m3 Tanks

A 3000 m3 bolted tank serves municipal drinking water, firefighting reserves, industrial process water, and wastewater equalization. The 30-50 year GFS or FBE lining is why utilities and industry pick it over painted steel. The bolted format also suits remote sites where welding crews are hard to mobilize.

• Water: potable, fire.
• Industrial: process.
• Waste: equalization.
• Remote: easy build.

Technical Considerations

Technically the steel is blasted to Sa 2.5, the lining is applied (enamel at 820-930 C or epoxy 200-400 um), and each panel passes a 1500 V holiday test. The shell is calculated to AWWA D103-09 for a 3000 m3 class load, the bolt torque is recorded, and the design life runs 30-50 years.

• Blast: Sa 2.5.
• Coat: 820-930 C or 200-400 um.
• Test: 1500 V.
• Code: AWWA D103-09.

How to Select a Quality 3000 m3 Tank

Select by matching the stored medium, the 3000 m3 volume, and the approval (NSF/ANSI 61 for potable) to a GFS or FBE tank with 8.8-grade bolts and a 1500 V record. Ask for the AWWA D103-09 calculation, the lining certificate, and the reference plants. Reject any unlined or thin-paint offer at this size.

• Match: medium, volume.
• Confirm: NSF/ANSI 61 if potable.
• Demand: 1500 V record.
• Verify: AWWA D103-09.

Project Case Study

A verified Glass-Fused-to-Steel (GFS) potable-water project in Costa Rica used two 3,704 m3 bolted tanks built in 2023 to supply a community, close to the 3000 m3 class. The 0.25-0.45 mm enamel coat was holiday-tested at 1500 V and the 8.8-grade bolted seams held the 30-50 year structure, demonstrating the quality at this size.

• Project: Costa Rica potable water
• Location: Costa Rica, North America
• Industry: Municipal water
• Application: Drinking water
• Product: GFS bolted tank
• Capacity: 3,704 m3
• Quantity: 2 tanks
• Material: Glass-Fused-to-Steel
• Standards: AWWA D103-09 / ISO 28765
• Year: 2023

About Shijiazhuang Zhengzhong Technology Co., Ltd.

Shijiazhuang Zhengzhong Technology Co., Ltd. (Center Enamel) customizes bolted tank diameters and heights to hit exact volumes such as 3000 m3, founded in 2008 with exports to more than 100 countries and nearly 200 enamel patents. Its modular panels are coated and 1500 V tested off-site, giving a documented fit for any project size.

• Founded: 2008 in China.
• Custom: diameter and height.
• Reach: 100+ countries.
• Test: 1500 V per panel.

Advantages and Limitations

Advantages are the exact 3000 m3 fit from modular panels, the 30-50 year inert lining, and fast bolted erection. Limitations are that the lining must match the medium (NSF/ANSI 61 for potable) and the site must provide a level foundation. The tank is not for high pressure.

• Pros: exact volume.
• Pros: 30-50 yr lining.
• Limit: match medium.
• Limit: foundation.

Comparison of Build Methods

Against welded steel, the bolted GFS or FBE tank avoids field welding and repainting; against concrete it erects faster at 3000 m3. The table contrasts the build methods so the buyer picks the lowest lifecycle cost.

• Bolted: no weld, 30-50 yr.
• Welded: repaint.
• Concrete: slow build.
• Best: bolted GFS/FBE.

A good-quality 3000 m3 bolted steel tank is defined by factory-coated GFS or FBE panels, 8.8-grade bolts, a 1500 V holiday test, and AWWA D103-09 design for a 30-50 year life. Specify the medium and approval, verify the test record, and the tank fits the volume exactly.

• Spec: GFS or FBE.
• Verify: 1500 V test.
• Confirm: AWWA D103-09.

Frequently Asked Questions (FAQ)

What is a 3000 m3 bolted steel tank?

It is a modular vessel assembled from factory-coated GFS or FBE panels with 8.8-grade bolts, giving a 30-50 year lining and a 1500 V-verified seal without field welding.

Can the volume be exact?

Yes, diameters and heights are customized so the tank matches exactly 3000 m3 or any specified volume from 20 m3 to 60,000 m3.

Is it suitable for drinking water?

Yes, when the lining is verified to NSF/ANSI 61; always confirm the approval certificate for the exact panel type.

What standards apply?

The shell follows AWWA D103-09, the coating is verified by a 1500 V holiday test, and the plant is certified to ISO 9001.

How is it installed?

Bolted on a prepared foundation by local crews under supplier supervision, with a typical 8-20 week schedule.

How does it compare with welded steel?

The bolted tank avoids field welding and the 10-15 year repaint cycle, giving a lower lifecycle cost at 3000 m3.

Send your required volume, medium, and approval to our engineering team for a bolted GFS or FBE tank sized exactly to your project.