On piping-work, this type of Expansion Joint performs very
peculiar function, i.e, to satisfy both absorbing axial and/or
lateral movement and retaining bellows pressure thrust by
means of tie-devices interconnection the flow/line
bellows and balancing bellows. In the application,
this type used to be designed to the line where
turbine casing, or rotational equipment is applied and
in the case the installation cost of main anchor is
not practical. SAMSUNGFLEX can provide two kinds of
this Expansion Joint depending on the piping routine,
i.e, Elbow Type Pressure Balanced Expansion Joint(SFBL) and
in-line Pressure Balanced Expansion Joint (SFBS)
In case of SAMSUNGFLEX's SFBL model shown of fig-, it is
designed and applied on the bend portions of pipeline. Depending
upon the force & moment, axial & transverse
movement the client demand, SAMSUNGFLEX's technical
department incorporate them into the design on bellows
membrane stress, distance between two flow bellows and
etc. In SAMSUNGFLEX's SFBS, the ultimate function is
the same as SFBL but it is applied on the straight
portion of pipeline, not in the bend portion, and also
the number of line/flow and balancing bellow, the
position of each bellows in the complete set can be determined
as per the various design consideration.
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