
Safety angle valve TD55178 DN 25/40
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Key Highlights
- Made in Russia - engineered for durability
- Suitable for challenging environments
- Lower cost of ownership than European alternatives
- Bulk orders available with volume discounts
- Documentation and customs clearance assistance provided
Description
For installation as safety devices in normal operation systems and in safety systems of nuclear power plants on vessels, pipelines and apparatuses to prevent pressure rise in them in excess of the permissible pressure.
They are supplied domestically and can be exported, including to countries with tropical climates..
They are supplied domestically and can be exported, including to countries with tropical climates..
Specifications
Operating medium
7 % hydrazine solution,5 % sodium nitric acid solution. boron solution with concentration up to 40 g/l, chemically desalinated water, distillate, i circuit coolant, multiple forced circulation circuit water, acid, alkali, make-up water, feed water.
Nominal diameter, DN
25/40
Pressure, Rp
dn 15/40 - rr 25.0 mpa (250 kgf/cm²); dn 25/40 - rr 18.0 mpa (180 kgf/cm²)
Operating medium temperature
dn 15/40 up to 150 °C; dn 25/40 up to 350 °C
Pipeline connection
mating flanges for welding
Housing material
08CR18NI10T
Stem seal
bellows
Valve control
automatic with additional manual detonation
Setting position
upright, hood up
Media flow direction
under the spool
Flow coefficient, not less
Not less than 0.15
Permissible leakage in the gate, cm3/min
dn 15/40 - 1,0 (water); dn 25/40 - 1,5 (water)
Spring setting pressure limits Rn, MPa (kgf/cm2)
10 to 25 (100 to 250)
Classification designation of the valve
2viiia, 2biiia, 3ciiia by np-068-05
Note: All specifications are provided by the manufacturer and may be subject to change. Please contact us to confirm the latest specifications before placing your order.
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Shipping Terms
Delivery Time
Sea freight: 30-60 days (depending on destination)
Air freight: 14-21 days (for urgent orders)
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