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Data sheets of pressure-reducing desuperheating station, of stop valves, of regulating valves
- Stop Valves
- Gate Valves (Medium Parameters) 2c,1511, 1533, 1126, 1016
- Gate Valves (High Pressure) 1120, 1123, 1156, 1012, 1013, 1015, 880, 881, 882, 883, 884,885, 887
- Check Valves
- Steam Traps
- Safety Valves 7с
- Pulse Valves 8с
- Pulse Valves 112
- Pulse Valves 586
- Main Safety Valves
- Regulating disk valves
- Regulating Rotary Valves 6c
- Regulating Needle Valves with lever actuation
- Regulating Needle Valves 10c ect.
- Throttle Control Valves
- Quick-Release Valves
- Butterfly Valves
- Double-Seat Regulating Valves 14с
843-40-0а-02
Destignation | Dn, mm | Pn, MPa | ξ | D, mm | d, mm | L, mm | A, mm | H, mm | Weight, kg | |
---|---|---|---|---|---|---|---|---|---|---|
40 | 37,3* | 280 | 7 | 60 | 39 | 220 | 586 | 191 | 15,4 |
Условные обозначения
body – steel 25 (GOST 8479);
cover – steel 20 (GOST 1050);
valve spindle – steel 20Х13 (GOST 5949), steel 25Х1МФ (GOST 20072).
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