Králodvorské železárny a.s.

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Product Catalogue

KZ - Kerval Ltd.

  • Production of blocks, shaped pieces and tubes from corund baddeley ceramics, manufactured under the trade mark KARKOR
  • Production of electro-resistive steel strips of thickness 0.045 - 2.0 mm and wide 9 - 110 mm, delivered under the trade mark ALKRAL and ALUTERM. Additionally, production of steel strips according to quality norm ESN 11, 12, 17, offered in thickness 0.04 - 3.0 mm and wide 6 - 150 mm
  • Production of centrifugal casted rolls for hot rolling of seamless tubes, with diameter in the range of 250 - 380 mm and weight of casting 25 - 105 kg
  • Production of small-thickness profiles for the use as ceiling.


KZ - Mechanika Ltd.

  • manufacture of welded and assembled structures, steel vessels, containers, storage tanks
  • smith works, plumbing and maintenance works
  • crane maintenance and inspection
  • welding, black smithing and hardening works
  • cutting, bending and roll bending of plate and sheet
  • repair, reconstruction and modernisation of all boiler houses incl. design planning
  • lathing, drilling, milling, planning, slotting, grinding
  • sewing of sheets canvas and saddler's manufacturing
  • repair of machine tools and forming machines and Multicars
  • treatment, buy and sell of metal scrap
  • technical work machine construction
  • industry and housing wiring and electro assembly incl.
  • assembly of electro outfit of cranes and repair of electro outfit of hoists inlc. inspection
  • repair and rewinding of electromotors, welding machines, transformers, rewinding of coils
  • manufacture of switchboards
  • all construction works, brickworks and carpenter works
  • assembly of scaffolds, delivery of building material, demotion works
  • welding works incl. remedy of worn-out machine plants
  • course of gas-welding, arc welding and inert-gas shielded welding incl. periodical verifying
  • manufacture, assembly, repairs and reconstruction of named pressure devices - stationary pressure vessels, steam and liquid generators
  • manufacture of semi-products for bearing rings

KZ - Slevarna Ltd.

  • Pressure pipe fittings DN 80 - 1000 mm from ductile iron, according EN 545
  • Casting for automative industry - ductile cast iron
  • Street drainage channel covers - grey cast iron
  • Casting for engeneering industry - grey and ductile cast iron
  • Decorative casting - grey cast iron
  • Rolls for rolling mills - grey and ductile cast iron, also medium and high alloyed
  • Heavy castings for steelworks - special casting from hematite iron
  • Cast billets - of circular, square and rectangular shape, grey and ductile cast iron
  • Simple piece castings - grey cast iron
  • Small casting from non-ferrous metals

KZ - Valcovna za studena Ltd.

  • Low carbon sheets and structural sheets
  • Carbon and alloyed steels
  • Stainless and heatresisting steels

KZ - Zelezarny Velky Senov Ltd.

  • Strapping steel strip for hand tools
  • Special Types of Galvanised Coatings
  • Surface Finish of Galvanised Metal - Coated Strip Steel