Select equipment
Data sheets of pressure-reducing desuperheating station, of stop valves, of regulating valves
- Stop Valve
- Gate Valve (Medium Parameters) 2c,1511, 1533, 1126, 1016
- Gate Valve (High Pressure) 1120, 1123, 1156, 1012, 1013, 1015, 880, 881, 882, 883, 884,885, 887
- Check Valve
- Steam Trap
- Safety Valve 7с
- Pulse Valve 8с
- Pulse Valve 112
- Main Safety Valve
- Pulse Valve 586
- Regulating disk valve
- Regulating Rotary Valve 6c
- Regulating Needle Valve with lever actuation
- Regulating Needle Valve 10c and other
- Throttle Control Valve
- Quick-Release Valve
- Butterfly Valve
- Double-Seat Regulating Valve 14с
912-250-0бМ
Destignation | Dn, mm | Pn, MPa | ξ | D, mm | d, mm | L, mm | A, mm | H, mm | Weight, kg | |
---|---|---|---|---|---|---|---|---|---|---|
250 | 30,4* | 510 | 1,5 | 345 | 249 | 840 | 230 | 525 | 1078 |
Convention
body – steel 20ХМФЛ (GOST 108.961.03), steel 15Х1М1ФЛ (GOST 108.961.03);
сover – steel 12Х1МФ (GOST 108.030.113), steel 15Х1М1ФЛ (GOST 108.961.03);
valve disk – steel 12Х1МФ (GOST 8479) with building-up welding 04Х19Н9С2;
valve seat – steel 12Х1МФ (GOST 20072) with building-up welding 04Х19Н9С2.
Check valves are manufactured in accordance with Technical Specification 3742-002-79315310-2007.
Check valves are used for prevention of working medium reverse flow in pipelines. Working medium – steam, water, non-aggressive petroleum products. Connection to pipeline – by welding.
* working pressure, Рр