Application
Shut-off valve for fluid and liquid ammonia,
ammonia water, industrial heating gases as
per ČSN 38 5502, refrigeration service fluids
and air for service pressures and temperatures:
Technical description
The valve is head-type, with rotating rising
stem. Stem is sealed with packing rings
Connecting and face-to-face dimensions
Flange faces as per ČSN 13 1060 and
ČSN 13 1061, DIN 2501.
Face-to-face dimensions as per ČSN EN 558,
DIN 3202 F1.
Basic connecting and face-to-face dimensions
are given in the table.
Material
Body, bonnet
cast carbon or low-alloyed steel
Stem stainless steel
Disc sealing ring PTFE
Testing
The valve is tested as per ČSN 13 3060, part 2
DIN 3230.
Installation
The valve can be installed in horizontal or
vertical piping depending on flow direction
Operation
The valve is operated by handwheel.
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