3 Structure and Main Component Parts of Tray

The structure and nomenclatures of main component parts of the tray are shown in Figure 3.

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Figure 3 Structure of tray

1—Seal pan;2—Tray floor integrated to beam;3—Hatchway;4—Downcomer;5—Sealing plate;6—Major beam;7—Downcomer bar;8—Connecting bar;9—Beam support;10—Positioning device;11—Fastener;12—Support bar;13—Support ring