Valve Modifications

Our Valve Modification facilities are located in Nisku, Alberta and Grande Prairie, Alberta and are ABSA Certified to repair and alter category A, B, and C fittings; which includes fittings, valves and flanges.

Some of our modification capabilities include the following:

DRT (Disassemble, Reassemble & Test)

  • Valve disassembly for trim changes, coatings, modification, etc., reassembled and tested
  • Trim, seal and packing material changes


  • Seat and Body tests as per API 598, API 6D, CSA Z245.15, ASME B31.3
  • Perform custom tests as per customer standard
  • Charted tests
  • 4 test stands up to 16” for fastest testing up to 36” valves
  • Up to 10,000 psi

Machine Shop

  • Liquid Relief Kits –LRK
  • End Connection Conversions to RF, FF, RTJ, Buttweld, Socketweld, Threaded
  • Seat insert materials, Teflon, PEEK, Devlon, Nylon
  • DIB-2 conversions
  • Drains and Bypasses
  • Stem Extensions
  • Cryogenics


  • Repair and refurbish valves back to manufacture specifications
  • Machine seats, plugs, gates, discs, stems, bushings, followers
  • Reface end connections