The plug valve is available with
the union ***2 inlet and outlet preparations (also available upon
customer request).
The cylinder body inner wall and side segments work together with
the rubber seal segments to provide sealing.
The metal-to-metal sealing is available between the side segments
and cylinder plug, featuring high precision and reliability.
Note: the valve can be easily opened or closed even under the
****0psi high pressur or ****0psi.
Operating Instructions
Fill the
clearance between the body and side segments with grease prior to
use.
Perform hydrostatic tests prior to use to make sure that no leakage
occurs.
Check if the valve position is in line with the mark and rotate the
plug cap *0 degree to see if the plug valve can be operated
freely.
The regular and timely
maintenance can prolong the service life of the plug valve.
Clean and grease the plug valve timely after it stops working.
All seals shall be checked for damage at specified intervals and
the damaged shall be replaced immediately.
If the sealing between the plug and side segments fails, they shall
be disassembled and checked timely. If the sealing surface is found
to be defective, it shall be polished.