Wellhead maintenance

Expro’s wellhead maintenance services form a key part of Expro’s well integrity capability – from new HPHT developments, through to the mature brownfield site. This includes the routine inspection, repair and maintenance of surface wellheads, as well as the provision of pressure testing services.
We can provide three different types of maintenance service including:

Full wellhead maintenance

  • Xmas tree valve greasing and valve pressure testing
  • Annuli valve greasing and valve pressure testing
  • Annulus integrity monitoring
  • Hanger seal/pack-off testing
  • Gate valve and actuator repairs
  • Echo meter liquid level detection
  • Surface-controlled subsurface safety valve wash(SCSSSV)
  • SCSSSV inflow test and function test

Wellhead maintenance

  • Xmas tree valve greasing and valve pressure testing
  • Annuli valve greasing and valve pressure testing
  • Basic repair capability
  • Echo meter liquid level detection (optional)
  • Surface-controlled  subsurface safety valve wash(SCSSSV)
  • SCSSSV inflow test and function test

Annulus integrity monitoring

  • Annuli valve greasing and valve pressure testing
  • Annulus top-up and pressure testing
  • Echo meter liquid level detection
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