QINGDAO DOOWIN MARINE ENGINEERING CO., LTD.
| Payment Terms | T/T |
| Supply Ability | 10pcs/per week |
| Delivery Time | 2~3 weeks |
| Packaging Details | Pallet or Plywooden Box |
| Product Name | Inflatable Underwater Lift Bags |
| Brand | DOOWIN |
| Application | Marine salvage, Heavy lifting,Ship launching |
| Shape | Cylindrical with conical heads |
| Technology | Holistic Wrapping Technology |
| Reinforcement | Tyre Cord Fabric Layers |
| Diameter | 0.8 ~ 3m, or customized diameter |
| Effective length | 5-30m, or customized length |
| Standard | ISO14409 |
| Loading Capacity | 10 ~ 40 ton/m, or customized capacity |
| Certificates | CCS, BV, ABS, LR, etc |
| End Fittings | Airtight swivel and air inlet kits |
| Construction | Multi-layer rubber and synthetic cord composite |
| Brand Name | DOOWIN MARINE |
| Model Number | QS-9/10/11/12 |
| Certification | SGS, BV, CCS, ABS, LR |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10pcs/per week |
| Delivery Time | 2~3 weeks | Packaging Details | Pallet or Plywooden Box |
| Product Name | Inflatable Underwater Lift Bags | Brand | DOOWIN |
| Application | Marine salvage, Heavy lifting,Ship launching | Shape | Cylindrical with conical heads |
| Technology | Holistic Wrapping Technology | Reinforcement | Tyre Cord Fabric Layers |
| Diameter | 0.8 ~ 3m, or customized diameter | Effective length | 5-30m, or customized length |
| Standard | ISO14409 | Loading Capacity | 10 ~ 40 ton/m, or customized capacity |
| Certificates | CCS, BV, ABS, LR, etc | End Fittings | Airtight swivel and air inlet kits |
| Construction | Multi-layer rubber and synthetic cord composite | Brand Name | DOOWIN MARINE |
| Model Number | QS-9/10/11/12 | Certification | SGS, BV, CCS, ABS, LR |
| Place of Origin | China | ||
| High Light | ISO14409 Marine Salvage Rubber Airbags ，Cylindrical Inflatable Underwater Lift Bags ，ISO14409 Inflatable Underwater Lift Bags | ||
Marine Rubber Airbags Inflatable Salvage Tubes Airbag Floating Pontoons Air Lift Bags
Marine salvage and floatation is another application of ship launching marine airbags after update. Doowin Marine marine salvage airbags are designed with lifting belts and shackles equipped on the updated ship launching airbags.
Marine Salvage Airbags are the toughest air lifting bags. It can be used as a salvage pontoon for the supporting docks, and other floating structures. Also can be used to salvage the shipwreck, rescue the floating bridge, and dock construction. With the strongest pneumatic rubber body, salvage rubber airbags really come into their own when airbags employed in heavy-duty salvage work under a severe environment.
Marine Salvage Rubber Airbags Buoyancy Capacity
Marine salvage airbags have different buoyancy capacities as well as performances With numerous combinations of diameters and lengths. Please refer below buoyancy list of standard marine salvage airbags.
| Length | D=1m | D=1.2m | D=1.5m | D=1.8m | D=2.0m | D=2.5m | D=3.0m |
|---|---|---|---|---|---|---|---|
| 5m | 4t | 6t | 9t | 13t | 16t | 25t | 35t |
| 6m | 5t | 7t | 11t | 15t | 19t | 29t | 42t |
| 7m | 5t | 8t | 12t | 18t | 22t | 34t | 49t |
| 8m | 6t | 9t | 14t | 20t | 25t | 39t | 57t |
| 9m | 7t | 10t | 16t | 23t | 28t | 44t | 64t |
| 10m | 8t | 11t | 18t | 25t | 31t | 49t | 71t |
| 11m | 9t | 12t | 19t | 28t | 35t | 54t | 78t |
| 12m | 9t | 14t | 21t | 31t | 38t | 59t | 85t |
| 13m | 10t | 15t | 23t | 33t | 41t | 64t | 92t |
| 14m | 11t | 16t | 25t | 36t | 44t | 69t | 99t |
| 15m | 12t | 17t | 27t | 38t | 47t | 74t | 106t |
| 16m | 13t | 18t | 28t | 41t | 50t | 79t | 113t |
| 17m | 13t | 19t | 30t | 43t | 53t | 83t | 120t |
| 18m | 14t | 20t | 32t | 46t | 47t | 88t | 127t |
| 19m | 15t | 21t | 34t | 48t | 60t | 93t | 134t |
| 20m | 16t | 23t | 35t | 51t | 63t | 98t | 141t |
| 21m | 16t | 24t | 37t | 53t | 66t | 103t | 148t |
| 22m | 17t | 25t | 39t | 56t | 69t | 108t | 156t |
| 23m | 18t | 26t | 41t | 59t | 72t | 113t | 163t |
| 24m | 19t | 27t | 42t | 61t | 75t | 118t | 170t |
| 25m | 20t | 28t | 44t | 64t | 79t | 123t | 177t |
All Doowin Marine marine salvage airbags are manufactured and insepcted fully compliant with ISO 14409 “Ships and marine technology – ship launching air bags“ and IMCA D016, certificated by CCS, LR, BV.
Structure of Marine Salvage Rubber AirbagsMarine salvage airbags are equipped with lifting belts and shackles. For the big size, we also install safety valves. When the inner pressure reaches the rated value, it can open automatically to release the insider air-pressure.
You can choose the required diameter and effective length to meet your projects. The below specification only is our standard specification arrangement. Other specifications marine salvage airbags also can be supplied upon clients’ request. The biggest buoyancy capacity can reach 300ton.
Company Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
3000000-5000000
Employee Number:
60~80
Ecer Certification：
Verified Supplier
Doowin Marine is a professional manufacturer of ship launching airbags, pneumatic rubber fenders, foam-filled fenders, inflatable pipe plugs, and offshore foam buoys. Doowin Marine is the leading manufacturer of ISO 14409:2011 or CB/T 3795 rubber airbags/marine inflatable airbags. Marine rubber airb... Doowin Marine is a professional manufacturer of ship launching airbags, pneumatic rubber fenders, foam-filled fenders, inflatable pipe plugs, and offshore foam buoys. Doowin Marine is the leading manufacturer of ISO 14409:2011 or CB/T 3795 rubber airbags/marine inflatable airbags. Marine rubber airb...
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