1、Specification for GasLift EquipmentAPI SPECIFICATION 11V1SECOND EDITION,FEBRUARY 1995REAFFIRMED APRIL 2008-A P I SPEC*LLVL 95 0732290 0537707 32T Specification for Gas Lift Equipment Exploration and Production Department API SPECIFICATION 1 1 V1 SECOND EDITION,FEBRUARY 1,1995 American Petroleum Inst
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13、is solely responsible for complying with all the applicable requirements of that standard.API does not represent,warrant,or guarantee that such prod-ucts do in fact conform to the applicable API standard.Copyright O 1994 American Petroleum Institute A P I SPEC*:LLVL 75 0732290 0537707 I T 2 CONTENTS
14、 Page SCOPE.1 1.1 Purpose.1 1.2 Applications.1 REERENCES.1 2.1 General.1 2.2 Requirements.1 ABBREVIATIONS AND DEFINITIONS.1 GAS LIFT VALVES.REVERSE FLOW (CHECK)VALVES.ORIFICE VALVES AND DUMMY VALVES.2 4.1 Gas Lift Valve Designation.2 4.2 Design.3 4.3 Material Requirements.3 4.4 Testing.6 4.5 Marking
15、.7 WIRE LINE RETRIEVABLE VALVE MANDRELS.7 5.1 General Requirements.7 5.2 Testing.12 APPENDIX A-QUALITY CONTROL.17 APPENDIX B-TEST PROCEDURES FOR GAS LIFT VALVES AND REVERSE FLOW VALVES.19 APPENDIX C-BELLOWS ATTACHMENT METHODS.31 APPENDIX-HEAT TREATING EQUIPMENT QUALIFICATION.33 LICENSEES.37 APPENDIX
16、 E-MARKING REQUIREMENTS FOR API MONOGRAM Figures 1-Examples of Wireline Retrievable Valve.4 2-Examples of Tubing Retrievable Valve.4 3.4-Qpical Injection Pressure Operated Spring Loaded Valve.%Typical Injection Pressure Operated Gas Charged Valve.6-Qpical Pilot Operated Gas Charged Valve.8-Without GuardAIeflector With Orienting Sleeve.9-With GuardDeflector without Orienting Sleeve.10-With GuardDeflector with Orienting Sleeve.1 1-Fluid Passage from Casing at Undercut.12-Fluid Passage from Casing
