I was wondering if you can help me; what exactly is the difference between the lug and wafer type butterfly valves and when are these specified? I can't seem to find a clear definition of each.

I note that on globe and check valve the use of stellite as hard facing and corrosion resistant layer on trim parts is the best solution for many vendors.

I am currently designing a tank for the bubbling of CO2 gas(7-10 psig)on a potassium permanganate liquid. CO2 gas come the beer fermentation. Can anybody tell me the necessary parameters in order for

ASME B31.4 state as mainline pipelines: all in-line pipeline pipes, fittings, bends, elbows, check valves, and block valves between scraper traps. So it is a good practice to install a check valve (sw

Do you have any suggestions for a motor and a variable speed drive combination for a pump for a domestic shower? We already have a fixed speed AC motor as a pump, but now we want to do variable speed

I'm trying to source a valve for a hydropower station, with 700m head and 5cms flow (1000psi, 80,000gpm) and the water is fairly silty. The original was a trunion mounted ball valve, and the supplier

Recently i came across a requirement 16 Inch to 24 Inch ANSI 600 Class Ball Valves with Solid Tungsten Carbide trims. All the quotes i have received is with Tungsten Carbide Coating and not solid Tung

How is this design different from regular wafer check and what are High performance Duo wafer check?