What is a damper?

5,000 lb. Air Intake Stacks & 300 lb. Dampers for an Oil Refinery

January 2, 2004
300 lb. Dampers for an Oil Refinery
300 lb. Dampers for an Oil Refinery

5,000 lb. Air Intake Stacks
5,000 lb. Air Intake Stacks

Sweco Fab, Inc. designed and manufactured two 5,000 lb. air intake stacks and two 300 lb. dampers for an oil refinery in Baytown, Texas.  The air intake stack is designed to keep debris from traveling to the duct. It was manufactured from A-36 carbon steel and measures at 11’x 5’x 8.’ The damper is designed to control ventilation in the ducts. This damper is manufactured from galvanized carbon steel and measures at 73.5″ I.S. x 20.5″ I.S. x 7.5″ wide.

Do you require air intake stacks or dampers like those described above? Get pricing now!
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Flue Gas Duct Damper

November 19, 1993
Flue Gas Duct Damper
Flue Gas Duct Damper

The picture above shows a flue gas duct damper fabricated using Inconel for certain components by the Sweco Fab division of Piping Technology & Products, Inc. Two of these dampers were shipped to Trinidad for installation above the furnaces of an ammonia plant. They have a special refractory lining to withstand the high temperatures of the flue gases. The picture at the left show the linkage of the damper to the motor-driven control system. Each unit weighs approximately 2300 lb. and the openings are approximately 12 feet by 6 feet.

Need a duct damper for a future project? Let us price one for you today.

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