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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

1511-250-Э

Destignation Dn, mm Pn, MPa Т, С° ξ Torque, N•m n D, mm d, mm L, mm l, mm A, mm H, mm DM, mm Actuator type*** Weight, kg
1511-250-Э 250 10,0 450 0,6 1040 28 280 244 650 188 882 Г 394**

Body – steel 20ГСЛ (GOST 108.961.03);

yoke – steel 25Л, steel 20ГСЛ (GOST 977);

cover – steel 20К (GOST 5520), steel 20ГСЛ (GOST 108.961.03);

valve spindle – steel 35 (GOST 1050), steel 25Х1МФ (GOST 20072) with catalytic nitrogenization;

valve disk – steel 20 (GOST 1050) with building-up welding 04Х19Н9С2 (GOST 2246) or 25Х1МФ (GOST 20072) with catalytic nitrogenization;

valve seat – steel 20 (GOST 1050) with building-up welding 04Х19Н9С2 (GOST 2246).


Gate valves are manufactured in accordance with Technical Specification 3741-003-79315310-2007.

Gate valves are used for leak-free cutting off water or steam. These valves are used only for cutting off (opening) pipelines. Connection to pipeline – by welding. Gate valves are operated by means of handwheel, parallel shaft reducer or right-angle reducer, electric drive.

** without electric actuator *** ref. electric drives section

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