Oil & Marine Hoses | Dredging Hoses

About CDSR

Jiangsu CDSR Technology Co., Ltd. (CDSR) is a technology-oriented enterprise with over 50 years of experience in the design and manufacture of rubber products. Founded in 1971 as Danyang Ship Rubber Factory, our brand “CDSR” stands for China Danyang Ship Rubber.

We are the leading and largest manufacturer of marine hoses (GMPHOM 2009) and dredging hoses in China. Our products serve the global petroleum and dredging industries, providing reliable, high-performance solutions for offshore, marine, and environmental applications.

ISO 9001, ISO 14001, ISO 45001 Certified
Over 50 Years of Industry Experience
Global Client Trust Across 50+ Countries

Our Products

Engineered and manufactured under a strict quality system in accordance with ISO 9001 standards, our hoses are designed for durability, safety, and performance in extreme marine and industrial environments.

Floating Oil Hose

Single or double carcass design for offshore crude oil loading and discharging. Ideal for FPSO, FSO, and SPM applications.

• NR/SBR lining for wear resistance
• High-strength fiber reinforcement
• Complies with GMPHOM 2009

Submarine Oil Hose

Designed for fixed platforms, jack-up rigs, and SPM systems including CALM, SALM, and turret mooring.

• Deep-sea deployment capable
• Corrosion-resistant outer cover
• High-pressure performance

Catenary Oil Hose

Used in high-safety crude oil transfer operations between FPSO/FSO and DP shuttle tankers.

• Reel, chute, and cantilever compatible
• Dynamic load resistance
• Double carcass options

Discharge Hose (Steel Nipple)

Dredging hose with steel fittings for secure connections in main pipeline installations.

• Q235/Q345 steel fittings
• NR/SBR lining
• High abrasion resistance

Full Floating Hose

Floating discharge hose for dredging projects, suitable for offshore, underwater, and onshore pipelines.

• Buoyant design
• Flexible connection system
• Weather and UV resistant

Armored Hose

Reinforced dredging hose with protective armor for high-wear environments and seabed laying.

• Extra mechanical protection
• Sand and mud resistant
• Long service life

Suction Hose

High-vacuum rubber hose for dredging and water transfer, resistant to collapse under negative pressure.

• Anti-collapse helix
• Smooth inner bore
• Flexible and kink-resistant

Expansion Joint

Flexible rubber expansion joint for pipeline systems to absorb vibration, movement, and thermal expansion.

• Vibration damping
• Misalignment compensation
• Corrosion-resistant flanges

Bow Blowing Hose Set

Complete hose system for bow discharge dredging vessels, enabling efficient material transport.

• Modular design
• Quick-connect fittings
• High flow capacity

Special Hoses

Custom-engineered rubber hoses for unique industrial, marine, or environmental applications.

• Tailored specifications
• R&D-driven design
• Prototyping and testing

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Why Choose CDSR?

Our commitment to quality, innovation, and customer service sets us apart as the preferred partner for marine and dredging hose solutions worldwide.

50+

Years Experience

Since 1971, delivering reliable rubber solutions with deep industry knowledge.

ISO

Triple Certified

Compliant with ISO 9001, ISO 14001, and ISO 45001 quality and safety standards.

GMPHOM

2009 Compliant

Our marine hoses meet the highest international safety and performance benchmarks.

Global

Worldwide Reach

Trusted by clients in over 50 countries across all continents.

Latest News

Stay updated with CDSR’s latest projects, product launches, and industry participation.

Dec 11, 2025

CDSR Delivers 85 Armored Floating Hoses

A major shipment to Southeast Asia marks another milestone in CDSR’s global expansion.

Dec 8, 2025

China’s Best GMPHOM 2009 Oil Hose Manufacturer

A deep dive into CDSR’s engineering excellence and market leadership.

Dec 3, 2025

CDSR Dredging Hose in Environmental Projects

Performance advantages in eco-sensitive dredging and waterway restoration.

Read All News

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The Leading Manufacturer of Oil & Dredging Hoses in China