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Altai Machine-Building Company

Select equipment


Valve type

Dn (diameter)

Pn (pressure)

Т°С (temperature)

Data sheets of pressure-reducing desuperheating station, of stop valves, of regulating valves


Destignation Dn, mm Pn, MPa T, С° Kv100, m3/h Fmax, cm2 Torque, N•m n D, mm d, mm L, mm L1, mm L2, mm A, mm H, mm Actuator type, mm*** Weight, kg
977-175-Э-02 175 13,7* 560 240 53,4 507 23,3 235 156 600 290 1150 В 450**

body – steel 20ХМФЛ, steel 15Х1М1ФЛ (GOST 108.961.03);

yoke – steel 25Л, steel 20ГСЛ (GOST 977); valve spindle – steel 25Х2М1Ф (GOST 5632);

gate – steel 08Х18Н10Т, steel 12Х18Н10Т (GOST 5632) with building-up welding 04Х19Н9С2.

Throttle control valves are manufactured in accordance with Technical Specification ТУ 3742-002-79315310-2007.

Throttle control valves 977-175-Э-02 Picture

Throttle control valves are used for regulating steam and mounting on steamlines of steam generators, pressure-reducing desuperheating stations, fast-response pressure-reducing and desuperheating stations and auxiliary steamlines of high and extra-high parameters. Connection to pipeline – by welding. Operation – automatic control.

Throttle control valves 977-175-Э-02 Picture

* working pressure, Рр ** without electric actuator *** ref. electric drives section

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