Valve Inspection and Testing

GENERAL
INSPECTION, EXAMINATION, AND SUPPLEMENTARY EXAMINATION
Inspection at the Valve Manufacturer’s Plant, Inspection Outside the Valve Manufacturer’s Plant, Inspection Notice, Extent of Inspection, Examination, Supplementary Examination
PRESSURE TESTS
Test Location, Test Equipment, Tests Required, High-pressure Closure Test, High-pressure Pneumatic Shell Test, Test Fluid, Test Pressures, Test Duration, Test Leakage
PRESSURE TEST PROCEDURES
General, Backseat Test, Shell Test, Low-pressure Closure Test, High-pressure Closure Test
VALVE CERTIFICATION AND RETESTING
Certificate of Compliance, Re-testing

High-rate Emergency Depressuring Valve

Valve Sizing and Selection

Valve Material

Valve Definition

Cavities, Valve Housings & Misc.
Check Valves
Counterbalance Valves
Directional Control Valves
Flow Control Valves
Logic and Compensator Elements
Manual Valves
Motor Mount Valves
Pressure Reducing Valves
Pressure Sequence Valves
Proportional Valves
Relief Valves
Shuttle Valves
Solenoid Valves

API Specification 6D Twenty-second Edition