Cover 1
Title Page 2
Copyright 3
CD Page 5
Contents 7
Preface to the Third Edition 10
Preface to the Second Edition 13
Preface to the First Edition 14
1 - Introduction to Valves 18
1.1 The Valve 18
1.2 Valve Classification According to Function 19
1.3 Classification According to Application 24
1.4 Classification According to Motion 29
1.5 Classification According to Port Size 29
1.6 Common Piping Nomenclature 30
2 - Valve Selection Criteria 32
2.1 Valve Coefficients 32
2.2 Flow Characteristics 33
2.3 Shutoff Requirements 42
2.4 Body End Connections 44
2.5 Pressure Classes 51
2.6 Face-to-Face Criteria 53
2.7 Body Material Selection 53
2.8 Gasket Selection 56
2.9 Packing Selection 61
3 - Manual Valves 76
3.1 Introduction to Manual Valves 76
3.2 Manual Plug Valves 77
3.3 Manual Ball Valves 82
3.4 Manual Butterfly Valves 87
3.5 Manual Globe Valves 96
3.6 Manual Gate Valves 101
3.7 Manual Pinch Valves 108
3.8 Manual Diaphragm Valves 113
4 - Control Valves 117
4.1 Introduction to Control Valves 117
4.2 Globe Control Valves 118
4.3 Butterfly Control Valves 137
4.4 Ball Control Valves 147
4.5 Eccentric Plug Control Valves 153
5 - Manual Operators and Actuators 157
5.1 Introduction to Manual Operators and Actuators 157
5.2 Manual Operators 159
5.3 Pneumatic Actuators 165
5.4 Nonpneumatic Actuators 181
5.5 Actuator Performance 186
5.6 Positioners 186
5.7 Auxiliary Handwheels 190
5.8 External Failure Systems 196
5.9 Common Accessories 201
6 - Smart Valves and Positioners 212
6.1 Process Control 212
6.2 Intelligent Systems for Control Valves 219
6.3 Digital Positioners 224
7 - Valve Sizing 227
7.1 Introduction to Valve Sizing 227
7.2 Valve-Sizing Nomenclature 229
7.3 Body Sizing of Liquid-Service Control Valves 234
7.4 Body Sizing of Gas-Service Control Valves 249
8 - Actuator Sizing 259
8.1 Actuator-Sizing Criteria 259
8.2 Sizing Pneumatic Actuators 264
8.3 Sizing Electromechanical and Electrohydraulic Actuators 272
9 - Common Valve Problems 274
9.1 High Pressure Drops 274
9.2 Cavitation 277
9.3 Flashing 294
9.4 Choked Flow 295
9.5 High Velocities 296
9.6 Water-Hammer Effects 297
9.7 High Noise Levels 297
9.8 Noise Attenuation 313
9.9 Emergency Shutdown Applications 330
10 - “Green” Valve Technology and Application 334
10.1 Green Valve Technology 334
10.2 Green Valve Application in EMS Systems 336
10.3 Wastewater Valve Applications 353
Bibliography 359