Hongruntong Marine LLC.
| Supply Ability | 1000 Pcs Per Month |
| Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Name | Underwater Lift Bags |
| Reinforcement | Nylon Fabric |
| Feature | Superior Buoyancy |
| Type | Parachute |
| Lifting Capacity | 200kg to 50 tons |
| Material | Top Notch PVC Coating Fabric |
| Layers | 1-6Ply, or as Request |
| Color | Black, Yellow, Orange, or as Request |
| Thickness | 0.4mm-2.5mm, or as Request |
| Valve | Inflation and Pressure Release |
| Application | Salvage Operations, Underwater Construction |
| Brand Name | Hongruntong Marine |
| Model Number | HM-ULB58 |
| Place of Origin | China |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS |
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Product Specification
| Supply Ability | 1000 Pcs Per Month | Delivery Time | 5-7 Work Days |
| Packaging Details | Wooden Pallets, Wooden Box | Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Name | Underwater Lift Bags | Reinforcement | Nylon Fabric |
| Feature | Superior Buoyancy | Type | Parachute |
| Lifting Capacity | 200kg to 50 tons | Material | Top Notch PVC Coating Fabric |
| Layers | 1-6Ply, or as Request | Color | Black, Yellow, Orange, or as Request |
| Thickness | 0.4mm-2.5mm, or as Request | Valve | Inflation and Pressure Release |
| Application | Salvage Operations, Underwater Construction | Brand Name | Hongruntong Marine |
| Model Number | HM-ULB58 | Place of Origin | China |
| Certification | ISO, BV, ABS, DNV, LR, SGS, CCS, RMRS | ||
| High Light | 250kg underwater lift bags ，Commerical Inflatable Marine Salvage Lifting Bags ，250kg under water lift bags | ||
250kg Commerical Underwater Lift Bags Inflatable Marine Salvage Lifting Bags
Description
Specialized underwater lift bags are used for the installation, repair, and maintenance of underwater pipelines and cables. These bags provide controlled buoyancy to lift, position, and adjust submerged infrastructure without damaging delicate components. With a range of buoyancy levels and secure attachment points, our lift bags offer precision control, making pipeline and cable handling more efficient and cost effective.
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
High Strength Fabric Construction
Manufactured using heavy-duty, coated nylon or PVC materials for maximum durability and resistance to harsh underwater conditions.
Reinforced Seams for Strength
All seams are thermally or RF welded and reinforced to prevent leaks and ensure long-lasting performance under heavy loads.
Open Bottom Enclosed Lift Bag Designs
Available in open-bottom parachute-style for rapid ascent and enclosed types for precise buoyancy control.
Wide Range of Buoyancy Capacities
Lift bags range from 50 kg to over 50,000 kg buoyancy, catering to various lifting needs.
Applications
● Raising submerged oil spill containment barriers
● Floating and installing underwater sensors
● Aiding in deep-sea habitat restoration
● Lifting and repositioning subsea storage tanks
● Underwater rescue training exercises
● Controlled sinking and placement of structures
● Positioning and moving subsea manifolds
Advantages
Over 30 Years of Industry Experience
With more than three decades of expertise, we have refined our manufacturing techniques to produce world-class underwater lift bags.
High Quality Materials
Our lift bags are made from high-strength, coated nylon or PVC fabric, ensuring durability and resistance to harsh marine environments.
Advanced Welding Technology
We use RF welding and heat-sealing technology to create airtight seams, preventing leaks and ensuring long-term reliability.
Wide Range of Buoyancy Capacities
We offer lift bags with buoyancy capacities ranging from 50 kg to over 50,000 kg, meeting diverse lifting needs.
FAQ
1. Can underwater lift bags be used for retrieving items from underwater caves?
Yes, underwater lift bags can be used for retrieving items from underwater caves, but caution should be taken to ensure the lift operation is carried out safely in confined spaces.
2. Can underwater lift bags be used for lifting large marine animals?
Underwater lift bags are not typically used for lifting large marine animals, as specialized equipment and techniques are needed for handling wildlife.
3. Are there different shapes and sizes of underwater lift bags available?
Yes, underwater lift bags come in a variety of shapes and sizes to suit different lifting requirements and capacities.
4. Can underwater lift bags be customized for specific lifting operations?
Yes, some manufacturers offer customized underwater lift bags for specific lifting operations, with features such as increased capacity or special attachment points.
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...
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