china TDF flange rectangular duct

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2025-05-27 02:10:50 -

Product overview Definition: A TDF flange rectangular duct refers to a ventilation duct with a rectangular cross-section formed by pressing galvanized steel plates or other metal sheets using the common plate flange process. Product features Strong structural strength: The common plate flange technology enables the air duct to be formed as a whole with the flange, without the need for welding...

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