Posts Tagged ‘check’
AUTOMATIC CHECK VALVES
March 30th, 2016 by Sue Ey
![](https://as05wp-1850111097-gwhba4aeg3gjc4h2.z01.azurefd.net/wpblob7acedbbe85/wp-content/uploads/2016/04/123Blog.jpg)
Dampening & speed controlling with counter weights & dampeners & counter balance spring, etc. Testable Swing & tilt types Metal or soft seat API6D full port piggable Usually the actuator is composed of a pneumatic cylinder with a single effect piston, counterbalanced by a spring. The actuator is mounted on one side of the swing […]