Available for Import
Backflow Valve TD44118 DN 25 for Preventing Backflow in Nuclear Safety Systems
Manufacturer:
Znamia Truda OJSC
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Description
Applied in normal operation and safety systems of nuclear power plants (NPPs) to prevent backflow of the medium.
They are supplied domestically and for export, including countries with tropical climates.
They are supplied domestically and for export, including countries with tropical climates.
Specifications
Operating medium
stainless steel valves - all media according to np-068-05, except slurry; carbon steel valves - make-up water, oil, nitrogen, steam, steam generator feed water, feed water, condensate, radioactive gases
Pressure, Rp
1.0 mpa - 4.0 mpa (10 kgf/cm² - 40 kgf/cm²)
Operating medium temperature
max 250 °C
Pipeline connection
Welded
Housing material
08x18n10t, steel 20
Permissible leakage in the gate, cm³/min
3 (by water); 70 (by air)
Setting position
on horizontal and vertical piping, with the valve cover positioned in the upper hemisphere relative to the horizontal plane
Classification designation of the valve
2viiiv, 2viiiiv, 3siiiiv, 2viiiis, 3siiiis per np-068-05
Operating conditions
uhl according to gost 15150
Seismic resistance category
i by np-031-01
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Air freight: 14-21 days (for urgent orders)
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