文档介绍：PROCESS VALVES Technical Reference Data for Valves and Actuators ORBIT ? ORBIT ?????????????????? PROCESS VALVES PROCESS VALVES TABLE OF CONTENTS TECHNICAL REFERENCE DATA FOR VALVES AND ACTUATORS Standard Features 2 Ordering Information 3 The Orbit Principal 4 & 5 One Piece Stem, Enclosed Valves Details and Materials 6 & 7 Two Piece Stem, Enclosed Valves Details and Materials 8 & 9 One Piece Stem, . & Y. Valves Details and Materials 10 & 11 Two Piece Stem, . & Y. Valves Details and Materials 12 & 13 End Flange Bolting Dimensions 14 & 15 Seat and Stem Packing Selection 16 Markings 17 Pressure Testing and Pressure Drop Formulas 18 Actuator Figure Numbers 19 & 20 TRADEMARK INFORMATION AND TERMS AND CONDITIONS OF SALE 21 ADDITIONAL ORBIT INFORMATION pany and it’s Products Dimensional Data, Valves and Actuators Automated Valve Packages Standard Instrumentation Packages Installation and Maintenance Parts List and Ordering Instructions CT-ORB-TEC/REF/2 ORBIT ? 08/06 NP-2M 1 ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????ッ?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????------------------------------------12&13 ?????????ν??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????