Gate Valve Manufacturers The parallel gate valve is a slide valve with a gate like closing member with a parallel face. The closing member can be composed of a single disc or a double disc with a dispersion mechanism between them Parallel Gate Valve Specification 1. Size:2鈥潂48鈥?DN 50~DN 1200) 2. Pressure:Class 150~Class 2500 3. End connection:Welded,Flanged Main materials Casting...