Wedge valves make part of pipeline components. In a wedge valve saddles are positioned with a small angle between them, and the gate has a form of a wedge which, when the valve is “closed”, can be inserted well into the space between saddles.
Type of connection | welding, flanged |
Steel type | 20ГЛ (ГОСТ 21357-87), 20ГЛ (ТУ 0870-001-37866007), 20Л (ГОСТ 977-88) |
Flow section diameter, mm | 150 - 800 |
Nominal pressure, MPa | 1,6 - 25 |
Temperature of environment, °С | - 60 + 40 |
Temperature of environment, °С | - 16 + 80 |
Seismic stability | PS (up to 10 points, scale MSK-64) |