Underwater Welding&Cutting

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Underwater welding and cutting are important technologies in marine engineering, typically used for ship maintenance, salvage, and installation and repair of underwater structures. This job carries certain risks, therefore strict safety measures need to be taken.
West Africa Underwater Services Limited has a professional technical ……

Underwater Rust Removal

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Underwater rust removal of ships is an important maintenance work in the maritime industry, which helps to extend the service life of ships and ensure navigation safety.
West Africa Underwater Services Limited has a professional technical team and related tools in the local area, which can……

Underwater Propeller Repair

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The repair of underwater propellers mainly includes cleaning, repairing, and preventive measures. Firstly, underwater cleaning of propellers is an important maintenance step.
West Africa Underwater Services Limited has a professional technical team and related tools in the local area, which can provide perfect solutions……

Hull Cleanning

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The main purpose of hull cleaning is to remove dirt and marine organisms from the surface of the hull, prevent the erosion of the hull by attachments such as seaweed and shells, reduce hull resistance, improve navigation speed, reduce fuel consumption, and extend service life. Cleaning the hull also helps to maintain the……

Scraping Bottom

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Ship bottom scraping, also known as bottom cleaning, is to prevent marine organisms from adhering and corroding, maintain ship performance, and extend service life.
West Africa Underwater Services Limited has a professional technical team and related tools in the local area, which can provide perfect solutions……

Underwater Visual Inspection

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Underwater General Visual Inspection-GVI records through closed-circuit television or photography to evaluate the structural defects of the hull under inspection, the growth of marine organisms and the anode conditions.
West Africa Underwater Services Limited has a professional……

Underwater Inspection In Lieu Of Dry Dock(UWILD)

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Inspection cycle:
(1) the external inspection of the bottom of a cargo ship should be carried out at least 2 times in any 5 years, and the interval between any 2 times should not exceed 3 years,one of them should be carried out during……

NDT(Non-Destructive Testing) Inspections Of Hull Shell Plating And Other Underwater Appendages

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Non destructive testing of ships: using non-destructive testing methods to inspect the hull structure, in order to discover and identify possible defects or damages.