ASME Accredited Pressure vessel facility. Products include pressure vessels to ASME & GOST standards. Welding & NDT to ASME, GOST and other international standards.

Documentation to GOST Kazakhstan requirements and MDR as per international requirements.








Sewon Vertex Heavy Industries was setup in Aktau, kazakhastan in the year 2004 as a ASME approved Pressure vessel facility.

It has become a part of the Gateway Engineering and Project Management group from November 2010.




  • ASME U, U2 , S, PP Stamps
  • National Board NB, R Stamps
  • SSPC - QP1 & QP3
  • ISO 9001:2015
  • ISO 14001:2015
  • ISO 45001:2018




  • Process equipment and skid Packages
  • Pressure vessel columns reactors
  • Pressure Piping
  • Tanks
  • ISO 10855:2018 Off-shore Skips, Pipe Baskets




Catalogue - English Catalogue - Russian