Production and installation

Steel structures

We supply technological units and weld pipe components, steel structures and welded parts, including surface finishing and installation.

We supply components and parts of the following material grades: carbon steel, alloy steel, creep-resisting steel, corrosion-resistant steel, aluminium alloys, nickel alloys, cast iron.

Welding is performed in accordance with the established certified system in accordance with ČSN EN ISO 3834-2:2006. We meet high standards, European product standards ČSN EN 1090-2, PET, ČSN EN 13 480, regulations and shared documentations ČEZ-ETE, NTD A.S.I. Section I, ČEZ_ S_0020.

Welding methods in accordance with ČSN EN ISO 4063

  • 141 (TIG, WIG)
  • 111 (MMA)
  • 135 (MAG)
  • 131 (MIG)

Process of welding preparation and implementation

  • Skilled senior welders qualified for IWE/EWE and IWT/EWT in accordance with ČSN EN ISO 14731
  • Nuclear plant welders in accordance with ČSN EN 287-1 having certificates in accordance with NTD  A.S.I. Section I.
  • Determining welding sequences in accordance with ČSN EN ISO 15614……., WPS, WPQR
  • Welding sources from the manufacturer Fronius: Magic Wawe, TransPuls Synergic