Knife gate valves
One of the catalysts used in this process is ‘Hydrofluoric acid’; a highly corrosive and dangerous chemical if exposed
to the atmosphere. This is a particularly specialized and critical valve application and shows the reliance placed on knife gate valve manufacturers to meet the applications of their users and at the same time, contribute towards
providing a safe environment.
Worldwide emphasis is being placed on making the earth a cleaner place to live on, both for the future
health of the earth and those who inhabit it. Responsible users in all industries areas are looking towards cost effective and
environmental friendly products, such as knife gate valves, to help them in all aspects of their production and safety responsibilities.
Replacement
of the valve seat 2, O-ring 6, the replacement of gasket 39.
Valve seat,
ball, stem, internal valve replacement and repair of seals will be pre-ball removed from the pipeline to proceed.
Two pairs of fractional ball valve
(1) Close the
valve on the downstream block valve, removable valve deflated the pressure around the pipe.
(2) Close the
valve, so that in the fully closed state. The case of pneumatic device drivers, remove pneumatic pipeline.
(3) Remove the
valve from the pipeline, flip put the valve body 26 upward.
(4) twist off
the nut 8, remove the valve body 26.
(5) Remove the
valve seat 2 and O-ring 63.
(6) from the
body 26 and O-ring Remove the gasket 6 and 39.
(7) Remove the
ball 3.
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