INDEX Material of Construction 3 Valve Selection & Installation Hints 4 & 5 Basic Types of Valves 6 & 7 Valve Bonnet Design 7 & 8 Wedges for Gate Valves 9 Globe and Angle Valve Disc and Seats 10 Pipe Ends and Connections of Valves 11 & 12 Methods of Operation 13 & 14 Operation and Maintenances of Valves 15 Threaded and Union Bonnet / Cap Valves Gate Valves (Rising and Non-Rising Stem) 16 Globe and Angle Valves 19 Check Valves 23 & 25 Bolted Bonnet / Cap Gate Valves

OSY Rising Stem 17 Inside Threaded Non-Rising Stem 18

Globe and Angle Valves 20,21& 22 Check Valves 24 & 26 Pressure Seal Valves 27