Pneumatic ball valve is widely used in natural gas, oil, chemical, metallurgy, paper, power, mining, printing and dyeing, pharmaceutical, household chemicals, food and beverage, water treatment and ai

The new Quiet Operation High Density Interface (HDI) is a three-way solenoid valve designed to increase patient comfort by reducing actuation noise by 50%. A typical solenoid valve has an inherent cli

When system pressure at the check valve inlet port is high enough to overcome the biasing spring force on the poppet, China globe valve the poppet is pushed off its seat allowing oil to flow through t

This new ball valve is an innovative solution for gas, sewer and water applications where metal ball valves have typically been installed. The ball valve is 50 percent lighter than comparable m

Check Valves allow medium to flow in one direction only, stop medium which flow in opposite direction .usually these valve work automatically. Under the action of pressure of fluid which flow in one d

does the duty point of a pump in performance curve change automatically depends the system head? for example, i have pump with best efficiency at Q = 10 m3/min and H = 5 m , but i use the pump in a s

I was considering making a ball valve PVC air rifle or something of the sort using a PVC air canister and a hand pump, but I wanted to know about it, last year I made one that was air tight but air

few days ago I read "Today Yuhuan", see the October 8, 2007 line reads: "In 1982, with Sand Casting Process-based enterprises run by the village clerk hose, from the introduction of a foreign trade c