Marine parachute buoyancy air lift bags is parachute type underwater lift bags used for the offshore / marine buoyancy lift salvage.
Marine parachute buoyancy air lift bags is designed with water drop shaped units, which is widely used for buoyancy support or lift sunken objects operation of underwater diving work. The open bottom design make the operation more safety. It's one kind of very useful floataion device for the diving salvage, underwater salvage, and underwater buoyancy support and refloatation.
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FAQ
1. Q: How long is the warranty period?
  A: The warranty period is 12 months or 18 months from the shipping date.
2. Q: Do you provide rent service, contract service?
  A: We have many water bags and air lift bags ready for rent service for clients all over the world.
    We have ability to design and can contract the load testing project, with our own water bags and  workers.
3. Q: What is the production standard and safety factor?
  A: All underwater air lift bags are manufactured in compliance with IMCA D016, safety factor is  5:1.
    All crane load test water bags are manufactured in compliance with LEEA051, safety factor is 6:1.
4. Q: Do you have stock?
  A: We have many normal size underwater air lift bags and load test water bags in stock. Ready for shipment.
5. Q: What kind of certificate do you provide?
  A: Our load test water bags are Type Certificated by TUV NEL. We can provice ABS, BV, LR third party certificate.
     Provide the certificate for masterlink, shackles, lifting belts and other accessories.
If you have any other questions, please feel free to contact us.
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Otis is the world's largest manufacturer and maintainer of people-moving products, including elevators, escalators and moving walkways. Founded more than 160 years ago by the inventor of the safety elevator, Otis offers products and services through its companies in more than 200 countries and territories, and maintains approximately 1.9 million elevators and escalators worldwide. Otis is a unit of United Technologies Corp., a leading provider to the aerospace and building systems industries worldwide
| People | Nearly 66,000 employees globally with approximately 1,000 branch offices |
| Revenue | $12 billion in 2015 |
| Installed Base |
Approximately 2.6 million Otis® elevators and escalators in operation worldwide |
| Service Base | Approximately 1.9 million elevators and escalators serviced by Otis worldwide |
| Countries | Products sold and serviced in more than 200 countries and territories |
| Manufacturing | Major manufacturing facilities on four continents |
| Engineering and Test Centers |
Otis has a network of research and engineering facilities and test towers around the world Company's two tallest elevator test towers are located in Shibayama, Japan (505 feet or 154 meters above ground; 89 feet or 27 meters below ground) and Bristol, Conn., United States (384 feet or 117 meters above ground) |
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