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API SPEC 14A - Specification for Subsurface Safety Valve Equipment
January 1, 2015 - API

This specification provides the requirements for subsurface safety valves (SSSVs), and the secondary tools as defined herein necessary to operate the features included within them, including all components that establish tolerances and/or clearances that may affect performance or...

API REPORT 87-17 - API 14A Subsurface Safety Valve Research Study - Year 2
December 1, 1988 - API

ABSTRACT This report presents the findings and recommendations from the second year of an American Petroleum Institute (API) research study aimed at updating the API Specification 14A Verification Test Procedure for surface-controlled subsurface safety valves (SCSSV)....

API REPORT 88-17 - API 14A Subsurface Safety Valve Research Study - Year 3
December 1, 1989 - API

ABSTRACT This report presents the findings and recommendations from the third year of an American Petroleum Institute (API) research study aimed at updating the Specification 14A Verification Test Procedure for surface-controlled subsurface safety valves (SCSSV). Specification 14A was...

API RP 591 - Process Valve Qualification Procedure
April 1, 2019 - API

This recommended practice (RP) provides recommendations for evaluation of a manufacturer's valve construction and quality management system for the purpose of determining a manufacturer's capability to provide new valves manufactured in accordance with the applicable standards listed...

API STD 598 - Valve Inspection and Testing
October 1, 2016 - API

This standard covers inspection, examination, supplementary examinations, and pressure test requirements for resilient-seated, nonmetallic-seated (e.g. ceramic), and metal-to-metal-seated valves of the gate, globe, plug, ball, check, and butterfly types. Resilient seats are considered to be:...

API RP 11V2 - Gas-lift Valve Performance Testing
March 1, 2001 - API

Test site recommendations (Section 3): This section outlines the equipment needed for testing valves to determine the following: a. Valve flow coefficients (Cv). b. Pressure drop ratio factor (Xt). c. Gas-lift valve performance curves. Gas-lift valve probe tests...

API RP 11V7 - Recommended Practice for Repair, Testing, and Setting Gas Lift Valves
June 1, 1999 - API

Recommended Practice 11V7 applies to repair, testing, and setting gas lift valves and reverse flow (check) valves. This is a recommended practice to present guidelines related to the repair and reuse of valves; these practices are intended to serve both repair shops and...

API REPORT OSAPR 1 - Orifice Coefficients for Two-Phase Flow Through Velocity Controlled Subsurface Safety Valves
September 1, 1976 - API

1. INTRODUCTION Subsurface safety valves (SSSVs) are required by law in most offshore producing wells and are one of many devices available for well fluid containment. The purpose of the valves is to shut off well flow in the production tubing below the mudline in the event...

API REPORT OSAPR 10 - Development of Methods to Predict Pressure Drop and Closure Conditions for Velocity-Type Subsurface Safety Valves
February 1, 1980 - API

1. INTRODUCTION Subsurface safety valves (SSSVs) are required by law in most offshore producing wells. The purpose of the valves is to shut off well flow in the production tubing below the mudline in the event disasters, such as explosions or fires, disable surface shutdown...

API REPORT OSAPR 5 - Study of Pressure Drop and Closure Forces in Velocity-Type Subsurface Safety Valves
July 1, 1977 - API

1. INTRODUCTION Subsurface safety valves (SSSVs) are required by law in most offshore producing wells. The purpose of the valves is to shut off well flow in the production tubing below the mudline in the event disasters, such as explosions or fires, disable surface shutdown...

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