Discharge HDPE Pipe for Dreddgers
Discharge HDPE Pipes description
HDPE slurry discharge pipelines come in various forms, including floating pipelines on water, submerged pipelines, and onshore pipelines. The combination of HDPE pipes and buoys forms floating pipelines on water. Key advantages include strong wear resistance, corrosion resistance, lightweight for easy floating transport, low friction coefficient, eco-friendliness, UV resistance, and long service life.
Dicharge HDPE pipes Technical Specification
Technical Specification:
Inner Diameter | Inner Dimeter(mm) | Pressure(bar) | Length(mm) |
2" | 50 | 10 | 5800 or 11500 |
2 1/2" | 63 | 10 | 5800 or 11500 |
3" | 75 | 10 | 5800 or 11500 |
3 1/2" | 90 | 10 | 5800 or 11500 |
4" | 102 | 10 | 5800 or 11500 |
5" | 127 | 10 | 5800 or 11500 |
6" | 152 | 10 | 5800 or 11500 |
8" | 203 | 10 | 5800 or 11500 |
10" | 254 | 10 | 5800 or 11500 |
12" | 305 | 10 | 5800 or 11500 |
14" | 355 | 10 | 5800 or 11500 |
16" | 400 | 10 | 5800 or 11500 |
18" | 450 | 10 | 5800 or 11500 |
20" | 500 | 10 | 5800 or 11500 |
22" | 550 | 10 | 5800 or 11500 |
24" | 600 | 10 | 5800 or 11500 |
Discharege pipes/HDPE pipes Advantage & Applications
The widespread application of HDPE pipes can be attributed to the following core advantages:
Exceptional wear resistance:
When transporting slurries containing sediment and rock, abrasion is a major threat to pipelines. HDPE pipes, offer 4-7 times the wear resistance of steel pipes, significantly extending pipeline service life.
Outstanding corrosion resistance:
They can withstand corrosion from seawater and various chemicals, eliminating the need for frequent anti-corrosion maintenance like steel pipes, thereby reducing maintenance costs and workload.
Lightweight yet high strength:
HDPE pipes are lightweight, facilitating easy handling and installation, making them particularly suitable for assembling floating pipelines on water. Additionally, they offer good impact resistance.
Low friction and anti-fouling properties:
The smooth inner wall of HDPE pipes results in a low friction coefficient, reducing transport resistance and contributing to energy savings. Their non-stick characteristics also effectively minimize scaling inside the pipes.
Typical Application Scenarios
Sediment Transport: Used in dredgers and discharge pipes for dredging projects, replacing traditional steel pipes or concrete pipes.
Industrial Medium Transport: Such as power plant slurry, mine tailings, corrosive chemical fluids, etc.
Discharge Pipes /HDPE pipes Product Pictures





About Us/ Qingzhou Yongli Mining and Dredging Machinery
Qingzhou Yongli Mining And Dredging Machinery Co., Ltd. is located in Qingzhou City, Shandong Province, one of the ancient nine states. We are a professional manufacturer and supplier of dredging vessels and mining equipment that integrates scientific research, development, design, production, installation and commissioning, and personnel allocation services.
Dredging vessels include: cutter suction dredgers, bucket wheel dredgers, jet suction dredgers, siphon sand dredgers, drilling suction sand dredgers, chain bucket sand dredgers, amphibious dredgers, backhoe dredgers, multifunctional work boats, self-suction and self-unloading barges, transport barges, sand sieving and washing equipment, etc.
The mining equipment includes: floating production platform, bucket chain gold/diamond dredger , jet suction gold/diamond dredger, cutter suction gold/diamond dredger, land-use gold/diamond washing plant, as well as an integrated production line for mining and mineral processing in water and on land. It can also be customized according to the mineral types provided by customers.
We are High and New Technology Enterprise, have obtained the production license for ships of Class III Grade Two from CCS China Classification Society, joined the China Dredging Association and Shandong Shipbuilding Industry Association, obtained the ISO9001-2015 quality management system certificate, and obtained more than 30 patent certificates for inventions and utility models from the China National Intellectual Property Administration. The successfully built Yongli series products have obtained the certification from international famous testing organizations like SGS and BV. We have won widespread praise from domestic and foreign customers with our first-class product quality and complete after-sales service system.
We will continue to adhere to the principles of integrity, mutual benefit, and common development. Welcome domestic and foreign customers to visit us for factory inspection and business negotiation!
Successful Cases of Dredgers with Discharge pipes /HDPE pipes












