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Safety Angle Valve TD55178 DN 25/40

Safety Angle Valve TD55178 DN 25/40 — Znamia Truda OJSC

$900 - $3,000 USD
MOQ: 2 pieces

Əsas xüsusiyyətlər

Pressure, Rp: dn 15/40 – pp 25.0 mpa (250 kgf/cm²); dn 25/40 – pp 18.0 mpa (180 kgf/cm²)
Operating medium temperature: dn 15/40 up to 150°c; dn 25/40 up to 350°c
Housing material: 08x18n10t
Nominal diameter, DN: 25/40

Təsvir

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..

Spesifikasiyalar

Pressure, Rp
dn 15/40 – pp 25.0 mpa (250 kgf/cm²); dn 25/40 – pp 18.0 mpa (180 kgf/cm²)
Operating medium temperature
dn 15/40 up to 150°c; dn 25/40 up to 350°c
Housing material
08x18n10t
Nominal diameter, DN
25/40
Operating medium
7% hydrazine solution, 5% sodium nitrite solution, boron solution up to 40 g/L, chemical-free water, distillate, heat carrier in the circuit, water in the multiple forced circulation circuit, acid, alkali, makeup water, nutrient water
Pipeline connection
matching flanges for welding
Stem seal
bellows
Valve control
automatic with additional manual override
Setting position
vertically, cap up
Media flow direction
under the spool
Flow coefficient, not less
at least 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)
from 10 to 25 (from 100 to 250) MPa
Classification designation of the valve
2вiia, 2вiiia, 3ciiia according to NP-068-05

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