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Inflatable Float Bags Lightweight Flexible Design Leakproof Seal

Categories Boat Air Bags
Brand Name: Hongruntong Marine
Model Number: HM-BAB59
Certification: ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS
Place of Origin: China
MOQ: 1
Price: US$23-US$987
Payment Terms: L/C, T/T, D/A, D/P, Western Union, MoneyGram
Supply Ability: 3650 Pcs Per Month
Delivery Time: 5-7 Work Days
Packaging Details: Wooden Pallets, Wooden Box
Product Name: Boat Air Bags
Material: PVC Coating Fabric
Feature: Durable Construction, Easy Filling and Emptying
Lifting Capacity: 200kg to 50 tons
Reinforcement: Nylon Fabric
Layers: 1-6Ply, or as Request
Application: Structural Load Testing, Proof Load Testing
Thickness: 0.4mm-2.5mm, or as Request
Color: Black, Yellow, Orange, or as Request
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Inflatable Float Bags Lightweight Flexible Design Leakproof Seal

Inflatable Float Bags Lightweight Flexible Design Leakproof Seal
Boat Air Bags are high-strength inflatable devices engineered for offshore engineering support, temporary lifting, subsea installation, and buoyancy-assisted operations in challenging marine environments. Constructed from heavy-duty synthetic tire cord fabric reinforced with abrasion- and corrosion-resistant marine-grade rubber, these airbags provide precise buoyancy, controlled lifting capability, and reliable structural performance under submerged and semi-submerged conditions.
Case Study: Offshore Pipeline Installation Support
An offshore engineering contractor in the Gulf of Mexico required a solution to support the installation of a 450-meter subsea pipeline at a depth of 22 meters. Hongruntong Marine provided Boat Air Bags specifically designed for offshore support and controlled buoyancy.
During the installation operation, staged inflation allowed the pipeline sections to achieve gradual buoyancy, enabling precise horizontal positioning and controlled lowering onto seabed supports. The project was completed efficiently without structural damage, and the same airbags were subsequently redeployed for multiple pipeline sections.
Specifications
Product NameBoat Air Bags
Raw MaterialPVC Coating Fabric
TypeCylindrical
Size500kg, 1000kg, 5000kg, 10000kg, etc
Thickness0.4-1.2mm, or as request
ColorYellow, Blue, Black, etc
Density0.33-0.9g/cm³
Safety Factor7:1
Tolerances±0.03 on densities, ±0.2mm on thickness, ±0 to +3mm on width, ±0 to +3mm on length
Model Specifications
ModelBuoyancy (kg)Buoyancy (lbs)Diameter (mm)Length (mm)Weight (kg)
HM-ULB012004415001,0005
HM-ULB025001,1038001,0008
HM-ULB031,0002,2051,0001,50011
HM-ULB042,0004,4101,3001,50020
HM-ULB054,0008,8201,6002,00050
HM-ULB066,00013,2302,0002,00066
HM-ULB078,00017,6402,0002,60075
HM-ULB0810,00022,0502,4002,40080
HM-ULB0915,00033,0752,6003,000110
HM-ULB1020,00044,1003,0003,000130
HM-ULB1130,00066,1503,0004,500170
HM-ULB1250,000110,2504,0004,000220
HM-ULB1370,000154,3504,0005,700310
HM-ULB14100,000220,5004,0008,000450
HM-ULB15150,000330,7505,0008,000660
HM-ULB16200,000441,0005,00010,000900
Note: Other sizes can be customized according to the requirements.
Key Features
  • Adjustable Buoyancy: Control lifting force and buoyancy in incremental stages for precise offshore operations
  • Reinforced Multi-Layer Structure: Synthetic tire cord reinforcement bonded with marine-grade rubber for deep-water durability
  • Corrosion and Abrasion Resistant: Formulated to resist seawater corrosion, UV exposure, and mechanical abrasion
  • Flexible Deployment: Transport compactly, deploy rapidly, and inflate on site with precise control
Applications
  • Offshore Construction Support: Positioning and stabilizing offshore platform modules and subsea structures
  • Pipeline Positioning and Flotation Assistance: Temporary flotation for heavy pipeline sections during installation
  • Emergency Stabilization and Temporary Lifting: Rapid deployment for emergency operations and unforeseen events
Why Choose Hongruntong Marine
  • Expertise in Offshore Buoyancy Solutions: Detailed load analysis, buoyancy calculation, and deployment planning
  • Advanced Manufacturing and Material Quality: Pressure-tested and inspected to meet stringent offshore standards
  • Tailored Design for Complex Projects: Customized solutions with optimized dimensions and pressure ratings
  • Comprehensive Technical Support: Guidance from design to deployment and post-operation maintenance
Frequently Asked Questions
Can Boat Air Bags handle deep-water offshore lifting?
Yes, provided the airbag design and pressure rating match the operational depth. Reinforced multi-layer construction ensures structural integrity under hydrostatic pressure.
How are Boat Air Bags deployed for subsea operations?
Deployment can be performed by divers or remotely operated vehicles (ROVs), with staged inflation for controlled buoyancy and precise positioning.
Are Boat Air Bags reusable for multiple offshore projects?
Yes, with proper maintenance including cleaning, inspection, and storage, they are designed for repeated use in offshore construction, lifting, and support operations.
How is lifting force controlled underwater?
Inflation is staged to gradually increase buoyancy, allowing fine-tuned control of lifting force and minimizing stress on structures or equipment.
Do you provide technical support for offshore projects?
Yes. Hongruntong Marine offers engineering consultation, buoyancy calculations, deployment planning, and operational guidance to ensure safe and effective offshore operations.
Product Images
Boat Air Bag deployed in offshore environment Close-up view of Boat Air Bag construction Boat Air Bag supporting pipeline installation Multiple Boat Air Bags in marine operation
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