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 Mechanical and erection devilsion

Mechanical and erection devilsion


  • Plant maintenance and operation
  • Maintenance of pressure vessels and pipelines
  • All types of work relative to oil and chemical facilities’ repair and maintenance: installation of columns, heat exchangers, pumps, compressors, valves and pipes of various categories
  • Pipe spools prefabrication and installation of API 650
  • Erection of steel structures and installation of rebars
  • Erection of steel tanks and vessels (5000 mЗ and more)
  • Erection of concrete and reinforced-concrete structures
  • Erection of assembled concrete and reinforced-concrete structures, etc.
    It was founded in 2000. Department consists of:
    Certified welders
    Certified fitters
    Refractory workers
    Thermal treatment specialists and required equipment
    Hydrostatic testing specialists and required equipment

    All department’s personnel is certified according to international standards and have access to work at TCO, PFD projects. Department manager has work experience since 1981. Department successfully performs all above mentioned works at TCO, PFD projects.

    Work experience at projects: Train 5, Project 12, yearly turnarounds of Tengiz refinery plant, SGP/ SGI projects, gas compressor station, sulfur expansion project, units 600, 300, 500, 400, KTL1, KTL 2, DMC and etc.

    In cooperation with Training center NSS conducts argon welding, pipefitting, steel erection trainings, etc.
    Over 100 argon welders and 500 pipefitters have been trained and certified during Training center’s work period.