Fully Reinforced Submarine Hose

Hongruntong Marine’s Fully Reinforced Submarine Hose redefines reliability in underwater fluid transfer systems. Designed for subsea oil & gas operations, marine construction, and offshore renewable energy projects, this hose integrates dual-layer steel wire braiding and high-density polymer composites to withstand pressures up to 800 PSI and depths exceeding 3,000 meters. As a GMPHOM 2009 certified manufacturer since 1989, we guarantee uncompromised safety and performance for mission-critical applications.

Key Features & Technical Benefits

Military-Grade Reinforcement

• Structure: 360° spiral steel wire + aramid fiber reinforcement layer

• Materials: Oil-resistant NBR inner tube + UV-stabilized CR outer cover

• Certifications: API 17K, EN 1765, OCIMF 2009

Extreme Environment Performance

• Pressure Range: 150-800 PSI (burst pressure 2,400 PSI)

• Temperature Resilience: -45°C to +80°C

• Chemical Compatibility: Crude oil, LNG, seawater, hydraulic fluids

Smart Engineering Design

• Flexibility: 4 x ID bend radius for complex subsea routing

• Safety: Anti-kink design with embedded RFID tags for lifecycle tracking

• Maintenance: Abrasion indicators show real-time wear status

Why Choose Hongruntong Marine?

Manufacturer-Direct Advantages

• Cost Efficiency: 25% lower TCO (Total Cost of Ownership) vs. competitors

• Rapid Customization: Modify diameters (6"-24"), lengths (9.1m, 10.7m, 12.2m), and fittings within 72 hours

• Global Logistics: DDP shipping to 90+ countries with customs clearance support

Unmatched Quality Assurance

• Full traceability with blockchain-based material certificates

• 100% hydrostatic + electrical continuity testing (GMPHOM 2009 Protocol)

• 7-year extended warranty with free annual inspection program

Critical Applications

▸ Offshore Energy: Subsea oil extraction, floating LNG transfer
▸ Marine Construction: Pipeline installation, dredging operations
▸ Renewable Projects: Offshore wind farm cable protection
▸ Defense Systems: Naval vessel refueling, underwater sensor deployment

Competitive Edge

• 35+ Years as OEM supplier to Shell, Chevron, and Sinopec

• Patent-Pending Steel-Flex™ reinforcement technology

• Zero Leakage Record: 99.98% defect-free rate since 2006

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