API Spec 11V1 (R2008)
[ Withdrawn ]
Specification for Gas Lift Valves, Orifices, Reverse Flow Valves, and Dummy Valves
standard by American Petroleum Institute, 02/01/1995
Full Description
Covers the design,manufacture, and testing of gas lift valves, reverse flow (check) valves, orifice valves, dummy valves and the WRVM's used as a receiver for those valves or other devices used to enhance oil well production or treat oil or gas wells. This specification was formulated to provide consistently manufactured equipment to a predictable level of quality. Technical content includes requirements for materials, tests and inspecting, welding, marking, storing, and shipping. This specification is intended as a quality-based specification and does not assure dimensional interchangeability between manufacturers.