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Underwater cutting and welding information


Underwater oxy-arc cutting
Underwater fillet weld in a training pool

Underwater cutting and welding are metalworking techniques used by underwater divers in underwater construction, marine salvage and clearance diving applications. Most underwater welding is direct current wet stick welding, and most underwater metal cutting is immersed oxygen-arc and shielded metal-arc cutting, though other technologies are available and sometimes used. These processes are mostly applied to steel structures as that is the most common arc-weldable material used in the underwater environment.[1]

  1. ^ Cite error: The named reference USN Cutting and welding manual was invoked but never defined (see the help page).

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Underwater cutting and welding

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Asphyxia

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being in environments where oxygen is not readily accessible: such as underwater, in a low oxygen atmosphere, or in a vacuum; environments where sufficiently...

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Circulatory system

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carrying oxygen and nutrients to the tissues and collecting and disposing of waste materials. Circulated nutrients include proteins and minerals and other components...

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explosive cable cutting, and commando raiding techniques. On 10 November 1942, the first combat demolition unit successfully cut cable and net barriers across...

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Special Air Service

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Sonar

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Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation)...

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support vessel Canoe and kayak diving – Recreational diving from a canoe or kayak Underwater habitat – Human habitable underwater enclosure filled with...

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