Can anybody clarify the valving/pump arrangement for a pump priming system which then supports the formation of siphon. I am looking for practical examples where this has been employed. We are also se

I require a 6" 1500# ball valve the current datasheet specification gives the seat material as REINFORCED TEFLON(PTFE + 15% FIBER GLASS).

"A listed outside screw and yoke (OS&Y) gate valve shall be installed in the suction pipe. No valve other than a listed OS&Y valve shall be installed in the suction pipe within 50 ft (16 m) of the pum

Hopefully somebody can help me answer this question. If it is necessary to use a fire safe ball valve (approved to API 607) on a gas tank as a second closure what approval is required for the 1st clos

I was recently teaching a class that included a section on valves. When I got to Ball Valves I said that "while quarter-turn plug valves have been available for most of the 20th century, the earliest

I have a problem with MOV motor operated valve paaing through. when I looked at the MOV data sheet, it was not speified that the valve as Tight Seal Closed but it is referred the seat leakage rate to

I'm in the process of selecting pneumatic components for a project. The system pressure range is around 1 MPa (10 bar) and the fluid is air. I am a bit confused about which components require CE

I am looking for a U.S. company that makes cast iron or ductile iron globe valves 3-12 inch. Seems every company I take with now makes the valves in China.