NLR Welding SupplyNitrogen Services

Nitrogen Services


Let our experience help you to succeed and meet your needs for:

  • Pressure testing of piping systems, gas storage, process equipment and tube banks.
  • High pressure testing of 2000 psi and above.
  • Pipeline pig pushing or “pigging”.
  • Water removal and drying after hydrotesting.
  • Purging, inerting or blanketing of process equipment, piping systems and storage tanks.
  • Cooling of catalytic reactors, heat exchangers and cryogenic equipment.
  • Drying of process equipment, including piping systems, heat exchangers, reactors and molecular sieve beds.
  • Plant commissioning or decommissioning.
  • Product displacement or O2-freeing in pipelines.
  • Catalyst change-outs and inert entry support.