Mainline Full Floating Hose
Hongruntong Marine manufactures mainline full floating hose and single carcass marine floating hose systems. Professional floating mainline hose for offshore operations.

Hongruntong Marine specializes in manufacturing high-performance mainline full floating hose systems designed for critical offshore fluid transfer operations. Our comprehensive product range includes durable mainline floating hose configurations and specialized Mainline Full Floating Single Carcass Hose solutions. These professionally engineered floating mainline hose products, along with our robust marine floating hose systems, combine advanced material technology with innovative buoyancy design to ensure reliable and efficient performance in the most demanding marine environments.
Technical Features & Benefits
Full Floating Design
The mainline full floating hose features integrated buoyancy systems that ensure complete surface flotation, preventing sinking and facilitating easy deployment and retrieval operations.
Single Carcass Construction
Our Mainline Full Floating Single Carcass Hose utilizes optimized single-layer reinforcement that provides excellent flexibility while maintaining structural integrity under high pressure conditions.
Enhanced Flow Efficiency
The floating mainline hose is engineered with smooth internal surfaces and optimized diameters that maximize flow capacity while minimizing pressure loss during fluid transfer.
Marine Environment Durability
All marine floating hose products are manufactured with specialized compounds that offer exceptional resistance to seawater corrosion, UV radiation, and marine biological growth.
Applications
Offshore oil and gas loading operations
Single Point Mooring (SPM) systems
Harbor and terminal transfer operations
Dredging and mining operations
Emergency response and spill containment
Marine construction projects
Technical Specifications
• Diameter Range: 10" to 32"
• Working Pressure: 150-400 PSI
• Temperature Range: -25°C to +75°C
• Construction: Single carcass with steel wire reinforcement
• Buoyancy: Positive flotation with 20% reserve capacity
• Cover Material: Oil and abrasion resistant synthetic rubber
• Flotation: Integrated closed-cell foam layers
• End Connections: Standardized flange and quick-connect options
• Certification: OCIMF, ISO 9001, API standards compliant
Detailed Photos




Manufacturing Excellence
Precision Engineering
Advanced manufacturing processes ensure consistent quality in all mainline full floating hose products
Quality Assurance
Each Mainline Full Floating Single Carcass Hose undergoes rigorous testing for pressure integrity and buoyancy performance
Custom Solutions
Tailored floating mainline hose configurations available for specific project requirements
Global Standards
All marine floating hose products meet international offshore and marine industry standards
Service Commitment
• Technical consultation and system design
• Custom mainline floating hose engineering services
• Installation guidance and supervision
• Maintenance planning and inspection
• Performance monitoring and optimization
• Emergency repair and replacement services
Performance Advantages
Reliable Buoyancy Performance
The mainline full floating hose maintains consistent surface flotation even in rough sea conditions, ensuring continuous operation and easy handling.
Enhanced Operational Safety
Our Mainline Full Floating Single Carcass Hose incorporates multiple safety features that prevent leaks and ensure secure fluid containment during transfer operations.
Cost-Effective Maintenance
The floating mainline hose design allows for easy inspection and maintenance, reducing operational downtime and lifecycle costs.
Frequently Asked Questions (FAQ)
Q: What are the main applications for mainline full floating hose systems?
A: Mainline full floating hose systems are primarily used in offshore loading operations, SPM systems, and marine transfer applications where continuous surface flotation is required for efficient operations.
Q: How does the single carcass construction benefit the Mainline Full Floating Single Carcass Hose?
A: The Mainline Full Floating Single Carcass Hose offers superior flexibility, easier handling, and reduced maintenance requirements while maintaining excellent pressure resistance and durability.
Q: What maintenance is required for floating mainline hose systems?
A: Floating mainline hose systems require regular visual inspections, periodic pressure testing, and proper storage to ensure optimal performance and extended service life.
Q: Can you customize marine floating hose for specific project requirements?
A: Yes, we offer complete customization services for marine floating hose systems, including specific sizes, pressure ratings, and material specifications tailored to meet unique project needs.