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Application
Shut-off valve for aggressive or non-
aggressive liquids, steam and gases, for
service pressures and temperatures:
Technical description
The yoke gate valve has a rising non-rotating
stem with its thread outside the valve
chamber. The stem nut is turned to raise or
lower the stem and solid wedge. Body and
wedge have stainless steel sealing surfaces.
Stem is sealed with gland packing in a yoke.
Connecting and face-to-face dimension
Face-to-face dimension as per ČSN EN 558.
Flange connection dimensions as per DIN
2501and DIN 2526. Basic face-to-face and
connecting dimensions are shown in the table.
Material
Body, bonnet, wedge carbon steel
Yoke bonnet, seats carbon steel
Stem packing acc. to service medium
Body & bonnet gasket asbestos-free
Testing
The gate valve is tested per ČSN 13 3060,
part 2.
Installation
The gate valve can be installed in horizontal
or vertical piping.
Operation
The gate valve can be operated by handwheel
(ON 13 31111), chainwheel (ON 13 3131),
electric servomotor or from a stand
(ON 13 3140 and ON 13 3142).
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