Hongruntong Marine (Beijing) Co., Ltd
| Payment Terms | L/C,D/A,D/P,T/T,Western Union |
| Supply Ability | 8700 Pcs Per Month |
| Delivery Time | 8700 Pcs Per Month |
| Packaging Details | Wooden Pallets, Wooden Box |
| Name | Dredge Pipeline |
| Working pressure | < 25 Bars |
| Working temperature | -30 to +120 ℃ |
| Material of rubber | NR, NBR |
| Reinforcement layer | High Tensile Steel Wire Spiral |
| High Tensile Steel Wire Spiral | < 50m |
| Size | 1/2inch ~ 20 inch |
| Application | Water Discharge, Irrigation, Construction, Mining |
| Feature | Lightweight, Flexible, and Easy to Handle |
| Brand Name | Hongruntong Marine |
| Model Number | HM-DP87 |
| Certification | ISO, ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union | Supply Ability | 8700 Pcs Per Month |
| Delivery Time | 8700 Pcs Per Month | Packaging Details | Wooden Pallets, Wooden Box |
| Name | Dredge Pipeline | Working pressure | < 25 Bars |
| Working temperature | -30 to +120 ℃ | Material of rubber | NR, NBR |
| Reinforcement layer | High Tensile Steel Wire Spiral | High Tensile Steel Wire Spiral | < 50m |
| Size | 1/2inch ~ 20 inch | Application | Water Discharge, Irrigation, Construction, Mining |
| Feature | Lightweight, Flexible, and Easy to Handle | Brand Name | Hongruntong Marine |
| Model Number | HM-DP87 | Certification | ISO, ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust |
| Place of Origin | China | ||
| High Light | Slurry Transport Dredge Hose ，High Pressure Resistant Dredge Pipeline ，High Pressure Resistant Dredging Hose | ||
Dredge Pipeline systems are engineered for high-pressure slurry transport in demanding marine and offshore environments. The system integrates heavy-duty steel pipes with flexible dredge hose sections to form a continuous and efficient conveying line for sediment, sand, and mineral mixtures. Available in diameters ranging from 150 mm to over 1000 mm, these pipelines are designed to meet varying flow rates and project scales.
Constructed using high-strength carbon steel and lined with abrasion-resistant materials, the pipeline ensures durability when handling high-density slurry. The external coating provides excellent corrosion resistance, making it suitable for long-term deployment in saltwater conditions. The modular flange connection design allows for rapid installation and secure sealing, minimizing leakage risks under high pressure.
With superior hydraulic performance and low friction loss, dredge pipelines significantly improve transport efficiency while reducing energy consumption. They are widely used in offshore construction, artificial island development, and long-distance slurry transfer operations, offering a reliable and cost-effective solution for complex dredging projects.
A large-scale offshore reclamation project required transporting dredged sand over a distance of 3.8 kilometers to build an industrial platform. The project involved continuous pumping of high-density slurry with varying solid concentrations.
The main challenge was maintaining pipeline stability under strong currents and wave action while ensuring uninterrupted material flow. A dredge pipeline system with reinforced steel pipes and strategically placed flexible hose sections was deployed to absorb movement and reduce stress concentration.
During operation, the system maintained stable pressure and achieved a consistent flow rate exceeding 5000 m³/h. Compared to the previous pipeline solution, downtime was reduced by 40%, and maintenance costs decreased significantly. The project was completed ahead of schedule, and the client praised the system for its reliability and adaptability in offshore conditions.
| Name | Dredge Pipeline |
|---|---|
| Nominal Bores | From 150mm (6") to 1200mm (47") |
| Length | Up to 11.8 Metres (38ft) |
| Working Pressure | Up to 20 bar |
| Safety Factor | 4:1 |
| Flange Options | Fixed, Swivel, Double-Flange and Built-in-Nipple Designs |
| Features | Heavy-Duty Robust Construction Designed to Handle Large Dredged Particles Hoop-Ring or Spring-Wire-Helix Construction for Flexibility or Full Vacuum During Service Tailor-Made Designs, Including Self-Floater, Suction Dredge Hose and Flexible Discharge Hoses Suitable for Slurries Containing Rock, Shell and Coral |
| Model | I.D. | W.P. | B.P. | Min Bending Radius | Wear Layer Thickness | Length | |
|---|---|---|---|---|---|---|---|
| inch | mm | bar | bar | mm | mm | m | |
| HM-DP150 | 6 | 150 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DP200 | 8 | 200 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DP250 | 10 | 250 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DP300 | 12 | 300 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DP350 | 14 | 350 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DP400 | 16 | 400 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DP450 | 18 | 450 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DP500 | 20 | 500 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DP600 | 24 | 600 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DP650 | 26 | 650 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DP700 | 28 | 700 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DP750 | 30 | 750 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DP800 | 32 | 800 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DP850 | 34 | 850 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DP900 | 36 | 900 | 25-30 | 75-90 | 15D | 30-50 | 11.8 |
| HM-DP1000 | 40 | 1000 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
| HM-DP1100 | 44 | 1100 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
The dredge pipeline utilizes precision-engineered flange connections combined with high-quality sealing gaskets to ensure leak-free operation under high pressure. This design minimizes slurry loss and environmental contamination while maintaining stable flow conditions.
The pipeline system is designed with modular sections that can be quickly assembled and disassembled. This feature significantly reduces installation time, especially in remote or offshore environments where efficiency is critical.
Manufactured from high-strength steel, the pipeline can withstand external impacts, internal pressure fluctuations, and mechanical stress. This robustness ensures safe operation even in challenging conditions.
The internal surface of the pipeline is engineered to reduce friction and turbulence, allowing smoother slurry flow. This results in improved transport efficiency and reduced energy consumption from pumping systems.
Company Details
Business Type:
Manufacturer
Year Established:
1990
Total Annual:
7000000-1100000
Employee Number:
300~500
Ecer Certification：
Verified Supplier
HONGRUNTONG MARINE Company Introduction Founded in 1990 and headquartered in Beijing, China, HONGRUNTONG MARINE has grown from a local production factory into a world-leading supplier of marine products and solutions after more than 30 years of deep cultivation and development. We are committed to ... HONGRUNTONG MARINE Company Introduction Founded in 1990 and headquartered in Beijing, China, HONGRUNTONG MARINE has grown from a local production factory into a world-leading supplier of marine products and solutions after more than 30 years of deep cultivation and development. We are committed to ...
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