Schoeller-Bleckmann Nitec, Austria, are specialists in the manufacture of pressure vessels for the fertilizer industry, particularly for ammonia and urea plants, and have been active on international markets with this product range for a number of years.

Urea synthesis equipment

High-corrosion-resistant material clad elements designed and manufactured by SBN for urea synthesis include:

  • Heat exchangers
  • Reactors
  • Columns

We also supply the necessary internals such as liquid divider systems, sieve trays, etc.

Equipment for ammonia plants

SBN also provide a wide range of equipment for ammonia plants, such as primary and secondary reformers, heat exchangers for various process stages and internals for NH3 synthesis converters, as well as heat exchangers for the high-pressure synthesis section.

Depending on the specific conditions, either monowall or multilayer construction can be used, with finished high-pressure vessels having unit weights of up to and in excess of 300t.

Materials used include all carbon steels or steel alloys such as:

  • Austenitic steels
  • Austenitic-ferric steels
  • Special alloys such as nickel-based materials
  • Titanium

Retubing, relining and revamping

In-situ repairs include:

  • Retubing of heat exchangers
  • Relining of lined parts of heat exchangers
  • Partial or total relining of reactors
  • Revamping of ammonia converters

Reliability and quality assurances

International certifications held by Schoeller-Bleckmann Nitec include:

  • ASME
  • AD-Merkblätter
  • National Board of Boiler and Pressure Vessel Inspectors’ “R” Stamp
  • China License

Comprehensive material knowledge and decades of human know-how in the design and production of sophisticated pressure vessels result in the optimum implementation of customers’ requirements, while focusing on the highest possible quality in design and finish. Delivery on schedule is, of course, guaranteed. To achieve this, SBN boasts state-of-the-art works facilities with a comprehensive machine and plant park, as well as an appropriately qualified, motivated and flexible workforce.

We always endeavour to exceed the expectations of our customers in planning, production and testing as well as delivery on schedule. Customer satisfaction is our prime concern.

Schoeller-Bleckmann Nitec’s quality assurance system is certified in accordance with Austrian TÜV EN ISO 9001.