The Floating Pipeline is a high-capacity marine slurry transport system designed for demanding dredging, reclamation, and offshore mining support operations. Constructed with multi-layer reinforced synthetic carcass and premium abrasion-resistant rubber inner lining, it ensures stable performance under continuous high-pressure and high-volume slurry flow.
The system integrates advanced buoyancy architecture that provides uniform floating stability along the entire pipeline route without external flotation devices. Engineered for long-distance offshore discharge, it efficiently transports sand, sediment, tailings, and dredged materials while minimizing hydraulic loss and maintaining consistent flow velocity.
In a large-scale coastal expansion project along the Red Sea in Saudi Arabia, engineers reclaimed over 5 million cubic meters of sand for new industrial and logistics zones. The extreme operating environment included temperatures exceeding 45°C, high salinity seawater, and strong coastal wind loads affecting offshore pipeline stability.
Traditional discharge systems experienced frequent buoyancy imbalance, joint stress failures, and misalignment caused by thermal expansion and wave interference, resulting in repeated shutdowns and increased operational costs.
After deploying Hongruntong Marine Floating Pipeline system, the discharge line achieved stable floating performance even under continuous 22-hour operation cycles. The integrated buoyancy structure maintained consistent elevation across all pipeline sections, eliminating sinking points and reducing mechanical stress at connection joints.
Results included 31% improvement in dredging efficiency, over 40% reduction in downtime related to pipeline repositioning, and improved energy efficiency due to smoother slurry flow and reduced pumping resistance.


| Material | PTFE, Galvanized Steel Wire, PVC Coated Polyester Cloth |
|---|---|
| Product Name | Floating Pipeline |
| Inner Wire | Stainless Steel 316 |
| Lining | Polyamide |
| Carcass | Polyamide fabrics, Polyester films |
| Outer Wire | Stainless Steel 316 |
| Working Pressure | 10 bar to 21 bar |
| Maximum Length | 40 meters |
| Sample | Available |
| Delivery time | Normally 3-5 days |
| Model | Dimensions (mm) | Dimensions (inch) | Working Pressure (bar) | Working Pressure (psi) | Safety Factor | Bending Radius (mm) | Weight (kg) | Length (m) |
|---|---|---|---|---|---|---|---|---|
| HM-FDH20 | 20 | 3/4" | 16 | 230 | 6:1 | 80 | 0.8 | 40 |
| HM-FDH25 | 25 | 1" | 16 | 230 | 6:1 | 100 | 1 | 40 |
| HM-FDH32 | 32 | 11/4" | 16 | 230 | 6:1 | 125 | 1.3 | 40 |
| HM-FDH40 | 40 | 11/2" | 16 | 230 | 6:1 | 140 | 1.5 | 40 |
| HM-FDH50 | 50 | 2" | 16 | 230 | 6:1 | 180 | 2.5 | 40 |
| HM-FDH65 | 65 | 21/2" | 16 | 230 | 6:1 | 200 | 3.3 | 40 |
| HM-FDH80 | 80 | 3" | 16 | 230 | 6:1 | 260 | 4 | 40 |
| HM-FDH100 | 100 | 4" | 16 | 230 | 6:1 | 380 | 6.8 | 40 |
| HM-FDH125 | 125 | 5" | 16 | 230 | 6:1 | 440 | 9.2 | 40 |
| HM-FDH150 | 150 | 6" | 16 | 230 | 6:1 | 500 | 13.2 | 40 |
| HM-FDH200 | 200 | 8" | 16 | 230 | 6:1 | 750 | 18 | 40 |
| HM-FDH250 | 250 | 10" | 16 | 230 | 6:1 | 900 | 26 | 25 |
Note: Various sizes can be customized according to the requirements.
Yes, the system is specifically engineered for high temperature and high UV exposure marine conditions.
It is suitable for sand, sediment, dredged materials, and high density slurry commonly used in reclamation and dredging projects.
The integrated closed-cell flotation system ensures consistent buoyancy without water absorption over extended use.
Yes, it is designed for long cycle continuous dredging operations with high reliability performance.
Yes, full customization is available including diameter, pressure rating, reinforcement structure, and buoyancy configuration.



