Are polyethylene floats suitable for seawater use?

Yes. Polyethylene is highly resistant to saltwater corrosion, UV radiation and chemical attack, and unlike steel floats it never rusts, which is why PE is preferred in marine environments.

What information is needed for an accurate pipe float specification?

Provide pipe outer diameter, pipe material and wall thickness, conveyed medium and its density, pipeline length, site conditions (river, reservoir, port or offshore), required freeboard, colour or marking requirements, quantity and destination port.

Can floats and buoys be customised?

Yes. Float bodies are matched to the specified pipe outer diameter, and colour, marking and fittings can be adapted to project requirements. Custom rotomolded parts can also be produced to drawings.

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Q: What are pipeline floats?

Pipeline floats, also called dredge floats or buoyancy modules, are clamp-on polyethylene bodies fitted around discharge pipes to keep a dredging or water-transfer pipeline afloat, aligned and visible on the water surface.

Q: How do I calculate how many floats I need for my pipeline?

Total float buoyancy must exceed the total weight of the pipe, the conveyed medium (water or slurry) and accessories. As a rule of thumb, floats should provide 20–30% more buoyancy than this total so the pipeline floats with roughly one quarter of its diameter above water.

Q: How long is the warranty period?

The warranty starts when the buyer hands over the goods to the investor and ends 18 months after that handover date or 12 months after the installation date, whichever comes first.

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Why Choose Giant Rubber？

Over 15 Years Experience

More than 15 years in flotation manufacturing, trusted by marine and water projects worldwide.

Strict Quality Assurance

Every product passes rigorous testing to ensure strength, durability, and UV resistance.

Customized Engineering Solutions

Tailor-made flotation systems for dredging, aquaculture, navigation, and environmental projects.

Fast Global Delivery

Efficient logistics and direct factory supply guarantee on-time worldwide delivery.

Continuous Innovation in Design

Advanced R&D ensures modern, reliable, and eco-friendly flotation products.

Dedicated Customer Support

Professional service from project design to after-sales, ensuring worry-free cooperation.

Product Features

Rotomolded Polyethylene Shell You receive a seamless outer body that withstands sunlight, moisture, impact, and continuous outdoor exposure.

Foam-Filled Interior The internal closed-cell foam provides dependable flotation and helps the unit retain buoyancy after localized shell damage.

Two-Piece Clamp Structure You can fit the float around the pipeline without passing it over the pipe end, simplifying on-site assembly and replacement.

Reinforced Fastening Points Molded connection areas help distribute bolt pressure and maintain a secure grip around the pipeline.

Balanced Buoyancy Profile Each float supports the pipeline from both sides, helping you maintain a controlled position on the water surface.

High-Visibility Color Options You can select visible shell colors to make inspection, identification, and pipeline management easier.

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Pipe Floats Specifications

Model	Internal Diameter (mm)	External Diameter (mm)	Length (mm)	Wall Thickness (mm)	Net Buoyancy (kg)
FT500*500	110	500	500	5	150
FT600*700	220/250	600	700	5	220
FT500*800	160/180/200/220	500	800	5	240
FT700*900	280	700	900	5	450
FT800*1000	315	800	1000	6	550
FT800*1100	400/350	800	1100	6	600
FT1000*1000	325/350	1000	1000	6	650
FT1100*1100	380/400/450	1100	1100	6	850
FT1200*1200	430/450/500	1200	1200	7	1200
FT1300*1300	480/500/560	1300	1300	7	1500
FT1300*1500	530/560/630/610/660	1300	1500	8	1700
FT1400*1500	560	1400	1500	8	1900
FT1300*1600	560	1300	1600	8	2000
FT1400*1600	630	1400	1600	8	2100
FT1500*1800	660/680/710	1500	1800	9	2450
FT1500*1850	670/680/650/720	1500	1850	9	2500
FT1600*1900	730	1600	1900	9	2900
FT1700*2000	780/810	1700	2000	9	2900
TF1850*2100	840	1850	2100	10	3400
FT2000*2400	900	2000	2400	12	4800
FT2040*2500	940	2040	2500	13	5000
FT2100*2500	1040/1050/1200	2100	2500	13	5500
FT2300*2500	1150/1200	2300	2500	14	6500

Application Scenarios

You can use these floating pipe support floats for water supply pipelines, water intake systems, discharge lines, industrial cooling-water networks, mine-water transfer, slurry transportation, tailings pipelines, floating pump stations, aquaculture water systems, and temporary water transmission projects.

For marine and coastal installations, the floats can support pipelines crossing rivers, lakes, reservoirs, ports, lagoons, and nearshore working areas. Their modular structure also makes them suitable when you need to extend, relocate, inspect, or reconfigure a marine pipe flotation system.

Whether you are building a new line or replacing worn flotation units, the product gives you a practical way to maintain buoyancy without changing the main pipeline design.

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Suitable Industries

These Pipe Floats are suitable for mining companies, water-management contractors, marine engineering businesses, municipal water projects, power plants, aquaculture operators, industrial processing facilities, environmental contractors, and infrastructure developers.

If you distribute marine equipment or pipeline accessories, you can also source custom Pipe Floats from a manufacturer with project-specific sizing, branding, fastening hardware, and packaging.

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Frequently Asked Questions (FAQ)

Q1: What are pipeline floats?

A1: Pipeline floats (also known as dredge floats or buoyancy modules) are devices attached to discharge pipes to keep them afloat on water.

Q2: How do I calculate how many floats I need for my pipeline?

A2: You need to ensure total buoyancy exceeds total weight. Calculate the combined weight of the steel/pipe itself + the weight of the material inside (e.g., slurry/water) + accessories. The floats should provide at least 20-30% more buoyancy than this total weight to keep the pipeline floating properly (usually with 1/4 of the pipe diameter above water).

Q3: How long is the warranty period?

A3: The warranty period shall commence on the date the Buyer hands over the goods to the Investor and shall terminate upon the earlier of the following two dates: eighteen (18) months from the date of handover by the Buyer, or twelve (12) months from the date of installation.

Q4: Are these floats suitable for seawater use?

A4: Yes, absolutely. Polyethylene (PE) is highly resistant to saltwater corrosion, UV radiation, and chemical erosion. They are actually preferred over steel floats in marine environments because they never rust.

Q5: Can the pipe floats be customized in dimension and color?

A5: Yes, custom Pipe Floats can be provided with project-specific internal diameters, outer dimensions, high-visibility shell colors, branding, custom fastening hardware, and packaging configurations.

Q6: How does the two-piece clamp structure benefit pipeline assembly?

A6: The two-piece clamp design allows you to fit the float directly around the pipeline without sliding it over the pipe end, significantly simplifying on-site assembly, line extension, and replacement.

Best Pipe Floats for Stable Water Transfer and Marine Pipeline Support Supplier, Pricelist

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