Wellhead & Christmas Tree Maintenance
Optimum Maintenance
Black Stock offers a comprehensive Wellhead & Christmas Tree maintenance service for all existing sections including Casing Head, Casing Spool, Tubing Head, and Christmas Tree in:
- Preventive Maintenance (PM).
IN WELL-HEAD & CHRISTMAS TREE PREVENTIVE MAINTENANCE, WE PROVIDE:
- Personnel & Equipment on a call-out for onshore locations
- Physical inspection of Wellhead and Christmas Tree component
- Lubrication of valves and actuator
- Injection of grease & sealant into Valve Body cavities
- Tubing Head Void Test
- Pressure/function test of valves & actuators
- Casing head pressure void test. Corrosion and erosion inspection. Cleaning, preservation & painting. Inspection & work report. Updating data & wellhead stack-up configuration.
IN ADDITION, WE WILL ALSO CONDUCT PERIODIC MAINTENANCE WHICH INCLUDES:
- Critical Device Function Test (CDFT) using wellbore pressure on all Christmas tree valves.
- Cycling & Leak test on Surface Control Subsurface Valve (SCSSV), Tubing Retrievable Surface Control Subsurface Safety Valve (TRSCSSV), and Wireline Control Subsurface Safety Valve (WRSCSSV).
- Function test on actuators.
- Flushing of valves (to remove undesirable foreign materials from internal of valve).
