Bellow Seal Valve
SWI Gate Valve
SWI Bellow Seal Cast Steel Gate Valve Class 150 to 1500
SWI bellow seal valve has a compact structure and is one kind of control valve to balance the pressure. Bellows are used as the valve stem sealing components of the bellow seal valve.
SWI Valve Features :
- Prevents torsion of bellows
- Stellite 6 faced both seat and wedge / disc to prevent seizing and
galling is available.
SWI Pressure Rating :
|General Design & Wall Thickness||API 600 / ASME B16.34 / ISO 10434|
|Bellows Inspection & Test||MSS SP-117 / API 602|
|Cycle Life Test||Performed under the maximum pressure condition|
|Non-Rotating stem||Prevents torsion of bellows|