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HDPE floating pipeline for dredging and mining

Oct. 27, 2021

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HDPE flanged pipes, are compososed by HDPE pipes, HDPE stub end welded at both two ends, with galvanized steel flanges. The galvanized bolts and nuts are also available for the pipelines, so the workers can connect the pipelines at the job site easily.

The floaters will be equipped for the HDPE pipes on waters.The floaters are made by PE hull, and filled with high density polyurethane foam, there is UV-stabliased additives for the pipes and floaters for anti-aging. The floaters will provide sufficient buoyancy for the pipelines to float on the water. Usually, there will be 4 pairs of floaters for each 12-meter-long HDPE pipes and rubber hoses. The buoyancy enables the pipeline to float on the water, for dredging and mining projects.

The HDPE pipes, equipped with floaters, composed the flaoting pipeline on the sea. It has same function as self floating rubber hoses, but with much lower costs, more economic for the dredging and mining projects.

A. The floating structure is equipped with shock and wave resistance, compact and reasonable structure, easy installation and excellent performance.

Being floating materials for mud delivery pipeline on water, it becomes the first choice of dredging customers.

B. Good Toughness, strong environmental stress cracking resistance (ESCR), and being appropriate for offshore and lake construction.

C. Light weight, high resistance to wear, being convenient to install and transport, and low cost of transportation and transformation.

D. Resistance to corrosion and climate, 3 times more than steel buoy in terms of life span.

E. Easy, fast and flexible assembling diversified modeling.

F. Low price and cost performance is significantly better than that of steel buoy.

G. Light weight, big Buoyancy.

H. resistance to impact, and acid-proof alkaline, anti-corrosive etc

The floating pipeline have some outstanding advantages

1. The floats have lower pressure, with reasonable energy absorption;

2. When the ship berthing alongside, the float has extensive adaptability to the ships rolling and pitching;

3. With lower density, it is convenient to install and maintain;

4. It has widely application, and does not being affected by the small or big ship;

5. With highly impact resistance, anti-abrasion, it wont aging in natural conditions, rather economic and durable.

Note: two pairs of floats form one group, and two pieces form one pair. One group float can float 6 meters long dredging hose. If there are special specifications, we can follow users requirements.

The floaters are made by two sections that can be bolted together around the hose or the pipe;
Floats have the options of polyurethane foam filling;

Capacity is based on fully submerged float;

Standard Color--Orange, other color options are available, like red, yellow;

Galvanized steel bolts, nuts and washers are included;

High impact and UV resistant polyethylene construction.

 

HDPE floating pipeline for dredging and mining

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