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- Model Swing Type - Check Valve
Model Swing Type -Check Valve
In case of power cut in pump stations; Swing type check valves are one of the self-closing check valve types that prevent water return and thus prevent the contra rotation of the pump-motor. Swing type check valves can be used weighted or unweighted. They can be used in vertical or horizontal position if notified by the customer in the offer request. In cases where it is desired to close slowly, a hydraulic system connected to the check valve shaft is added to the check valve.
Swing type check valves are produced in EN 558 Series 48 (DIN 3202 F6) norm as flange-to-flange distance; and in EN 16767 norm constructively, tests are carried out according to EN 1074-3 standard. Swing-type check valves should definitely be used in waste water systems, as they have full cross-sectional opening. If requested, they can also be used in other types of fluids.
SMS brand swing type check valves are designed constructively in such a way that its shaft is imbedded in the cap and in the body. Swing-type check valves of DN 150 and below are produced in both types but swing-type check valves of DN 200 and above are produced in such a way that their shaft to be imbedded in the body, as a requirement of construction. Check valves with hydraulic unit are only produced in such a way that the shaft to be imbedded in the body.
- TS EN 16767,
- Double flanged ductile iron casted lightweight construction,
- Full sectional flow and low pressure loss at the open position,
- Maintenance free long life cycle,
- 100% sealing with either natural rubber gasket or metal to metal seal,
- Adjustable counterweight lever,
- Hydraulic damper with an adjustable shutdown speed (70% + 30%) (optional),
- Silent shutdown with hydraulic damper
- Vertical or horizontal assembling opportunity,
- Available for use wastewater project.