Flow Control Valve, Ball Valve, Check Valve,Slide Valve 1:Working Pressure:15Bar 2:Materials:Nickel-Plated Brass 3:O ... product line of valves contain the brass valve flow control with swiveling, flow control valves, ball valve, check valve, slide valve ... adjustable restrictor. The inlet flow is unrestricted full model. Flow control regulators. These are bidirectional control valves made entirely of ...