API RP 11V7 : 1999 : R2008

1 SCOPE
2 REFERENCES
3 ABBREVIATIONS
4 GAS LIFT VALVE DESIGNATION AND CONSTRUCTION
  4.1 Valve Designation
  4.2 Design
  4.3 Material Requirements
  4.4 Equipment Repair Terminology
5 RECOMMENDED DISMANTLING AND REASSEMBLY OF USED GAS LIFT VALVES
  5.1 General
  5.2 Dismantle Procedure
  5.3 Reassembly Procedure
  5.4 Bellows Replacement
6 INSPECTION AND REASSEMBLY DATA
  6.1 Source of Replacement Parts - Terminology
  6.2 Inspection Data
  6.3 Reassembly Data
7 TESTING REBUILT VALVES
  7.1 General
  7.2 Valve Core
  7.3 Reverse Flow (Check) Valve
  7.4 Valve Leakage Test
  7.5 Hydrostatic Aging Tests
  7.6 Valve Stem Travel Test
8 VALVE PRESSURE SETTING
9 OPERATOR'S USE
APPENDIX A - EXCERPTS FROM API SPEC 11V1, TESTING
APPENDIX B - EXCERPTS FROM API SPEC 11V1 - TEST PROCEDURES
             FOR GAS LIFT VALVES AND REVERSE FLOW VALVES

Describes repair, testing, and setting of gas lift valves and reverse flow (check) valves.