A circumferential weld in pipe fusing the abutting pipe walls completely from inside wall to outside wall.
Related Terms |
HEAT EXCHANGER
A device which transfers heat through a conducting wall from one fluid to another.
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SEA CHEST
An opening for supplying seawater to condensers, pumps, etc. located in the hull below the waterline and having means for the attachment of the associated piping
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LAGGING
A covering, usually of insulating material, on pipe or ducts.
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BYPASS
A pipe or duct, usually controlled by valve or damper, for conveying a fluid around an element of a system.
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HEADER PIPE
A distribution pipe supplying a number of smaller lines tapped off of it. A main receiving pipe supplying one or more main pipe lines and receiving a number of supply lines tapped into it.
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MULTIPHASE FLOW VELOCITY
The flow velocity of a multiphase flow. It may also be defined by the relationship (Multiphase volume flow rate / Pipe cross-section).
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SUPERFICIAL PHASE VELOCITY
The flow velocity of one phase of a multiphase flow, assuming that the phase occupies the whole conduit by itself. It may also be defined by the relationship (Phase volume flow rate / Pipe cross-section).
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DRY PIPE
A perforated or slotted pipe or box inside the drum and connected to the steam outlet.
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THERMAL INSULATION
Material which is a poor conductor of heat; used to retard or slow down flow of heat through wall or partition.
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ICE WALL
An ice cliff forming the seaward margin of a glacier which is not afloat. An ice wall is aground with the underlying land at or below sea level.
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