The valve industry has become increasingly digitized over the past five years. This revised second edition reflects those developments by focusing on the latest processing plant applications for "smart valve" technology. * Updated information on testing agencies and the latest code changes Contents: Introduction to Valves * Valve Selection Criteria * Manual Valves * Control Valves * Manual Operators and Actuators * New Smart Valve Technology * Smart Valve and Positioners * Valve Sizing * Actuator Sizing * Common Valve Problems * Abbreviations of Related Organizations and Standards