Hongruntong Marine (Beijing) Co., Ltd
| Payment Terms | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability | 7840 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Name | Dredging Rubber Hose |
| Working pressure | < 25 Bars |
| Material of flange | Q235b Carbon Steel Paint |
| Packing | Pallet or Customized |
| Color | Black, Yellow, Orange, or as Request |
| Feature | Lightweight |
| Warranty | 3 Years |
| Brand Name | Hongruntong Marine |
| Model Number | HM-DHP254 |
| Certification | 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 | 7840 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Name | Dredging Rubber Hose | Working pressure | < 25 Bars |
| Material of flange | Q235b Carbon Steel Paint | Packing | Pallet or Customized |
| Color | Black, Yellow, Orange, or as Request | Feature | Lightweight |
| Warranty | 3 Years | Brand Name | Hongruntong Marine |
| Model Number | HM-DHP254 | Certification | ABS, DNV, RMRS, CCS, LR, BV, SGS, V-Trust |
| Place of Origin | China | ||
| High Light | Heat Resistant Rubber Dredging Hose ，Corrosion Proof Dredge Pipe ，Heavy Duty Dredging Hose | ||
Hongruntong Marine Large-Bore Suction Dredging Rubber Hoses are engineered for high-volume material extraction in major dredging projects. Designed to handle extreme suction forces and abrasive media without collapsing or deforming, these hoses feature a heavy-duty inner liner with thick, ultra-wear-resistant rubber formulation specifically compounded to resist severe abrasion from sand, gravel, and coarse sediments.
The reinforcement structure incorporates rigid steel hoop rings and high-tensile cord layers, providing exceptional collapse resistance under full vacuum conditions while maintaining essential flexibility for dynamic operations. This robust construction ensures stable performance with large-diameter bores up to 1200mm, supporting maximum throughput for cutter suction dredgers and large dredge pumps.
| Name | Dredging Rubber Hose |
|---|---|
| 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. (inch/mm) | W.P. (bar) | B.P. (bar) | Min Bending Radius | Wear Layer Thickness (mm) | Length (m) |
|---|---|---|---|---|---|---|
| HM-DHP150 | 6 / 150 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP200 | 8 / 200 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP250 | 10 / 250 | 5-10 | 15-30 | 8D | 10-20 | 11.8 |
| HM-DHP300 | 12 / 300 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP350 | 14 / 350 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP400 | 16 / 400 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP450 | 18 / 450 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP500 | 20 / 500 | 10-20 | 30-60 | 12D | 12-25 | 11.8 |
| HM-DHP600 | 24 / 600 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DHP650 | 26 / 650 | 15-20 | 45-60 | 15D | 20-30 | 11.8 |
| HM-DHP700 | 28 / 700 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP750 | 30 / 750 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP800 | 32 / 800 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP850 | 34 / 850 | 20-25 | 60-75 | 15D | 30-50 | 11.8 |
| HM-DHP900 | 36 / 900 | 25-30 | 75-90 | 15D | 30-50 | 11.8 |
| HM-DHP1000 | 40 / 1000 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
| HM-DHP1100 | 44 / 1100 | 25-30 | 75-90 | 15D | 50-75 | 11.8 |
Constructed from high-quality synthetic rubber that resists cracking, weathering, and UV degradation. The optimized rubber composition maintains elasticity over time, preventing brittleness and ensuring consistent performance under repeated use.
Technical Insight: The rubber matrix is engineered to resist micro-tears and maintain flexibility even under low temperatures.
Application Value: Operators experience fewer hose replacements, reducing maintenance costs and downtime.
Comparative Advantage: Compared to ordinary rubber hoses, our hoses maintain flexibility and strength for 3-5 years longer under the same operational conditions.
Features multiple layers of synthetic fiber braiding for exceptional tensile strength and resistance to bursting or deformation. Ensures the hose maintains consistent circular shape under high-pressure conditions.
Technical Insight: Synthetic fibers are braided in a cross-pattern to distribute stress evenly across the hose wall, preventing localized failure.
Application Value: Even under continuous heavy-duty pumping, hoses do not kink, collapse, or lose shape, ensuring uninterrupted fluid transfer.
Comparative Advantage: Standard hoses without reinforcement are prone to bulging or collapse under similar pressures.
External layer designed to withstand friction and wear from rough surfaces, debris, and repeated handling. Critical for construction sites, mining operations, and dockside applications.
Technical Insight: The outer cover is formulated with durable rubber compounds and optimized thickness to absorb mechanical stress without compromising flexibility.
Application Value: Extends service life significantly and minimizes damage risk from dragging or abrasive surfaces.
Comparative Advantage: Ordinary hoses without abrasion-resistant covers often fail prematurely on rough terrain.
Reliably operates from -20°C to +90°C and withstands pressures up to 15 bar. Suitable for both cold and hot fluid applications including industrial cleaning, wastewater discharge, and slurry transport.
Technical Insight: The hose wall construction ensures consistent performance without cracking or bulging under temperature fluctuations and high pressures.
Application Value: Industries can use the same hose for multiple tasks without worrying about temperature or pressure limitations.
Comparative Advantage: Many standard hoses are rated for narrower temperature ranges and lower pressures, limiting versatility.
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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