Hongruntong Marine LLC.
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram |
| Supply Ability | 2990 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Product Name | Underwater Lift Bags |
| Material | Top Notch PVC Coating Fabric |
| Reinforcement | Nylon Fabric |
| Lifting Capacity | 200kg to 50 tons |
| Type | Parachute |
| Layers | 1-6Ply, or as Request |
| Thickness | 0.4mm-2.5mm, or as Request |
| Color | Black, Yellow, Orange, or as Request |
| Valve | Inflation and Pressure Release |
| Feature | Superior Buoyancy |
| Application | Salvage Operations, Underwater Construction |
| Brand Name | Hongruntong Marine |
| Model Number | HM-ULB92 |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS |
| Place of Origin | China |
View Detail Information
Explore similar products
250kg Commerical Underwater Lift Bags Inflatable Marine Salvage Lifting Bags
Lightweight Buoyancy Underwater Lift Bags For Subsea Construction Projects
Cylindrical Underwater Lift Bags Marine Salvage Airbags Inflatable Air Lift Bag
Parachute Underwater Lift Bag For Buoyancy Diving Lifting
Product Specification
| Payment Terms | L/C, T/T, D/A, D/P, Western Union, MoneyGram | Supply Ability | 2990 Pcs Per Month |
| Delivery Time | 5-7 Work Days | Packaging Details | Wooden Pallets, Wooden Box |
| Product Name | Underwater Lift Bags | Material | Top Notch PVC Coating Fabric |
| Reinforcement | Nylon Fabric | Lifting Capacity | 200kg to 50 tons |
| Type | Parachute | Layers | 1-6Ply, or as Request |
| Thickness | 0.4mm-2.5mm, or as Request | Color | Black, Yellow, Orange, or as Request |
| Valve | Inflation and Pressure Release | Feature | Superior Buoyancy |
| Application | Salvage Operations, Underwater Construction | Brand Name | Hongruntong Marine |
| Model Number | HM-ULB92 | Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS |
| Place of Origin | China | ||
| High Light | Boat Flotation Underwater Lift Bags ，Salvage Buoyancy Underwater Lift Bags ，Shipwreck Salvage inflatable underwater lift bags | ||
Boat Underwater Lift Bags Flotation Bags Salvage Buoyancy for Shipwreck Salvage
Description
Underwater lift bags are essential tools used for lifting, supporting, and positioning submerged objects in marine and salvage operations. Designed with high-strength materials, these bags provide controlled buoyancy and lifting capabilities for various underwater applications. Equipped with multiple attachment points and reinforced seams, they ensure safety and reliability in lifting heavy loads. Whether for commercial diving, shipwreck recovery, or underwater construction, our lift bags are built to withstand challenging marine environments, offering excellent durability and performance.
Specifications
| Product Name | Underwater Lift Bags |
| Raw Material | Top Notch PVC Coating Fabric |
| Type | Parachute |
| Size | 500kg, 1000kg, 5000kg 10000kg,etc |
| Thickness | 0.4-1.2mm, or as request |
| Color | Yellow, Blue, Black, etc |
| Density | 0.33-0.9g/cm3 |
| Safety Factor | 7:1 |
| Accessories | Valve, Inflatable Tube, Repair Material |
| OEM | Welcome |
| Warranty | 3 Years |
|
Tolerances | +/- 0.03 on densities +/- 0.2 mm on thickness +/- 0 to +3mm on width +/- 0 to +3mm on length |
| Model | Lifting Capacity | Dimensions | Appr. Weight | |
| Parachute | [kg] | [lbs] | [mm] | [kg] |
| HM-ULB01 | 200 | 441 | 800 | 5 |
| HM-ULB02 | 500 | 1,103 | 1,000 | 8 |
| HM-ULB03 | 1,000 | 2,205 | 1,300 | 11 |
| HM-ULB04 | 2,000 | 4,410 | 1,600 | 20 |
| HM-ULB05 | 4,000 | 8,820 | 2,000 | 50 |
| HM-ULB06 | 6,000 | 13,230 | 2,300 | 66 |
| HM-ULB07 | 8,000 | 17,640 | 2,500 | 75 |
| HM-ULB08 | 10,000 | 22,050 | 2,700 | 80 |
| HM-ULB09 | 15,000 | 33,075 | 3,100 | 110 |
| HM-ULB10 | 20,000 | 44,100 | 3,400 | 130 |
| HM-ULB11 | 30,000 | 66,150 | 3,900 | 170 |
| HM-ULB12 | 50,000 | 110,250 | 4,600 | 220 |
| HM-ULB13 | 70,000 | 154,350 | 5,200 | 310 |
| HM-ULB14 | 100,000 | 220,500 | 5,800 | 450 |
| HM-ULB15 | 150,000 | 330,750 | 6,600 | 660 |
| HM-ULB16 | 200,000 | 441,000 | 7,300 | 900 |
| *Note: Other sizes can be customized according to the requirements. | ||||
Features
No Metal Parts in Some Models
Certain designs avoid metal components, reducing weight and improving corrosion resistance.
Tested to International Standards
Every batch is pressure-tested and quality-certified before shipment for maximum reliability.
Available with Custom Branding
OEM/private labeling options allow for customized company branding and specifications.
Cost Effective Alternative to Heavy Lifting Equipment
More affordable, flexible, and easier to use than cranes or ROV-operated lifting systems.
Applications
● Shipwreck salvage
● Sunken vehicle recovery
● Offshore oil rig maintenance
● Subsea pipeline installation
Advantages
Reliable Performance in Emergency Response
Used in disaster relief, flood recovery, and emergency salvage operations, proving their versatility.
Enhanced Load Distribution Technology
Our advanced designs minimize stress concentration points, ensuring a longer service life.
Competitive Pricing Without Compromising Quality
We provide premium-quality lift bags at competitive prices, offering the best value in the industry.
Strong Research Development Capabilities
Our continuous RD investment ensures that we stay at the forefront of underwater lifting technology.
FAQ
1. What is an underwater lift bag?
An underwater lift bag is a device used underwater to lift objects or equipment to the surface.
2. How does an underwater lift bag work?
An underwater lift bag works by filling with air, which creates buoyancy and allows the bag to lift objects to the surface.
3. What are underwater lift bags made of?
Underwater lift bags are typically made of durable materials such as PVC, nylon, or polyurethane.
4. How much weight can an underwater lift bag lift?
The lifting capacity of an underwater lift bag can vary depending on its size and design, but they are available in a range of capacities from a few kilograms to several tons.
Company Details
Business Type:
Manufacturer
Year Established:
1990
Total Annual:
5,256,780-5,593210
Employee Number:
220~360
Ecer Certification：
Verified Supplier
Hongruntong Marine is a leading marine company specializing in providing comprehensive services in the maritime industry. With a strong emphasis on quality, safety, and efficiency, we strive to meet the evolving needs of our clients. Established in 1990, Hongruntong Ma... Hongruntong Marine is a leading marine company specializing in providing comprehensive services in the maritime industry. With a strong emphasis on quality, safety, and efficiency, we strive to meet the evolving needs of our clients. Established in 1990, Hongruntong Ma...
Get in touch with us
Leave a Message, we will call you back quickly!