Gate Valve Manufacturers in India Speciality Valve is a premier Gate Valve manufacturers in India, serving the regions of Andhra Pradesh, Gujarat, and Bihar. Description: Material Options: SS306, SS904, SS316, Aluminium Bronze, Monel, Bronze, Brass, Duplex steel, Inconel, Incoloy, Titanium, WCB, CF8, CF8M, CF3, CF3M, WC1, WC6, WC9, and Cast iron. Size and Class: 1/2″ to 64″ . class ratings from 150 to 2500. Nominal Pressure: PN10 to PN450 Operation: Hand Wheel, Gear operated, Electric and Pneumatic Actuated End Connections: Flanged (FF,RF,RTJ), Buttweld, Socket weld, and Threaded. Standards: Compliant with ASME, API6D, API607, DIN, BS, ANSI, and AWWA standards.