8
Units BB 2 and BB 3, DN 150–400
In these units, the bearing pins of the swing discs
are mounted on bearing blocks in the body.
No. Designation
2 Eye bolt
3 Name plate with flow direction arrow
4 Body
6 Seal
1
7 2 pairs of springs
No. Designation
8 Plates
9 Hinge pins
10 Plate support for plates with threaded bolt
11 Threaded bolt
1 Some types of equipment have metal-to-metal seats.
Содержание BB 1
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