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Altai Machine-Building Company

Select equipment

Designation

Valve type

Dn (diameter)

Pn (pressure)

Т°С (temperature)

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

1456-20-0

Destignation Dn, mm Pn, MPa Т, С° ξ Torque, N•m n D, mm d, mm L, mm A, mm H, mm DM, mm Actuator type*** Weight, kg
1456-20-0 20 10,0 450 5,0 28 6,5 32 18 160 46 247 260 6,3

body – steel 20, steel 25 (GOST 8479);

yoke – steel 20, steel 25 (GOST 8479);

valve stem – steel 12Х18Н10Т (GOST 5949) with catalytic nitrogenization, steel 25Х1МФ with building-up welding 04Х19Н9С2 (GOST 20072);

valve spindle – steel 20Х13 (GOST 5949);

valve seat – steel 12Х18Н10Т (GOST 5949) with catalytic nitrogenization or building-up welding 04Х19Н9С2.


Stop valves are manufactured in accordance with Technical Specification 3742-002-79315310-2007.

Stop valves are used for complete cutting off (opening) steam or water flow. These valves are used on horizontal or vertical pipelines. Connection to pipeline – by welding.

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

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