Hi does anyone know a source for Cv values for standard cast steel globe valves? My project is using 250NPS to 400NPS valves.

For the valve application, some terms confusing me and can anybody please give me some instructions?What does seat pressure rating means for valve product?How the valve manufacturing determine the sea

Can I use swing type check valve in steam service (600#, 900# and 1500#)?, if so, what would be the criteria selection of this type of valves in steam service?. Is it safe to use and install swing typ

Can anyone tell me about single block and bleed ball valve?

What is the main functional difference between a pneumatic diaphragm actuator & a pneumatic piston actuator while operatin a globe valve.Will it be difficult to attain the precise control with piston

Can anyone suggest a quick valve manufacturer of E series valve 8" 300# C/S Ebonite liner?

I have two questions :For buried application , is it OK to use Rising stem gate valve ??

A potential problem in one of our quick close valves was brought to my attention. During normal operation, the actuator to the main valve is held closed by an 80 psi instrument air line.