Flow Control Valve, Ball Valve, Check Valve,Slide Valve 1:Working Pressure:15Bar 2:Materials:Nickel-Plated Brass 3: ... . The product line of valves contain the brass valve flow control with swiveling, flow control valves, ball valve, check valve, slide valve, etc.Valves In the ... suitable for regulating compressed air, water or mineral oil. Ball Valve