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Saltwater-Resistant EPDM Pre-Shaped Elbow Hose for Marine Cooling Systems

Customization: Available
Material: Natural Rubber
Capability: Dredging Hose

Product Description

Basic Information

Model NO. EBH / Dredging Hose
Color Black
Usage Industrial
Working Pressure 1.5 MPa ~ 2.0 MPa
Bore Size 200mm - 500mm (Customizable)
Elbow Angle Steel Nipple Type: 90° | Sandwich Flange: 25° ~ 90°
Origin Jiangsu, China

Product Description

Pre-Shaped Elbow Hose

Specialized Dredging Solutions

In addition to regular dredging hoses, we produce and supply specialized components such as Pre-shaped Elbow Hoses and Jet Water Hoses for specific marine applications. These hoses are engineered for environments where standard piping cannot accommodate directional changes or required shock absorption.

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High Wear Resistance: Designed with specialized linings to withstand excessive internal wear caused by abrasive mixtures.
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Versatile Mediums: Suitable for conveying seawater, silt, mud, clay, and silver sand (Specific gravity 1.0 - 2.0 g/cm³).
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Multiple Configurations: Available with steel nipples, reducing elbow designs, or sandwich flanges.

Product Demonstration

Technical Parameters

Parameter Value / Range
Bore Size 200mm, 250mm, 300mm, 350mm, 400mm, 450mm, 500mm (Tolerance: ±3 mm)
Working Pressure 1.5 MPa ~ 2.0 MPa
Elbow Angle (Steel Nipple) 90°
Elbow Angle (Sandwich Flange) 25° ~ 90°
Elbow Hose Detail
Hose Production
Hose Inspection

System Illustration & Drawings

Dredging System Layout

This visualization highlights how various hose types—from sinking intake to floating transport and specialized discharge—are optimally positioned to handle depth variations, seabed topography, and buoyancy requirements. Detailed CAD drawings and dimensional diagrams are available upon inquiry.

Technical Drawing

Quality Control & Test Items

All hoses undergo rigorous testing in accordance with GMPHOM 2009 standards to ensure reliability in marine environments:

  • Material & Adhesion Test
  • Weight & MBR Test
  • Bending Stiffness Test
  • Hydrostatic Pressure Test
  • Vacuum & Electrical Test
  • Lifting Lug Acceptance Test

Production & Logistics

Packaging
Manufacturing Facility

We are a leading manufacturer specializing in large-bore discharge/suction hoses, marine oil hoses (GMPHOM 2009), and various rubber products for docks and dredgers. Our facility utilizes multiple synchronized production lines to ensure on-time delivery for global projects.

Certifications

Certification 1
Certification 2

Our products are certified by major international classification societies, including DNV.GL, BV, CCS, ABS, and LR.

Frequently Asked Questions

What materials are used in your elbow hoses?
Our hoses are constructed using NBR (Nitrile Butadiene Rubber) combined with high-tensile steel wire and feature an orange spiraled stripe for identification and safety.
What is the expected lifespan of the dredging hose?
With proper maintenance and usage under recommended conditions, our hoses have an operational lifespan of more than 10 years.
Are your products manufactured to international standards?
Yes, all hoses are built and tested in accordance with ISO28017:2009 and GMPHOM 2009 specifications to ensure global compliance.
What is the warranty period for your marine hoses?
We provide an industry-leading 36-month warranty period, reflecting our confidence in the durability and quality of our products.
Can you provide third-party inspection certificates?
Absolutely. We can provide certificates from DNV.GL, BV, CCS, ABS, and LR upon request to verify quality and performance.
What is the Minimum Order Quantity (MOQ)?
The MOQ for our specialized dredging hoses is 1 piece, allowing for both small-scale repairs and large project deployments.

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