UnionStahl Nord

Tank and apparatus construction

Our customers manufacture a wide range of different products – such as pressure vessels, heat exchangers, transport containers and trays – for industrial and plant engineering as well as tank and apparatus construction.

Based on their function, pressure vessels can be divided into

  • Storage tanks for gases
  • condensers
  • Condensers
  • agitator vessels
  • columns
  • Reactor pressure vessels of nuclear power plants
  • Heated or cooled pressure vessels as part of a system
  • Heater in a thermal oil plant
  • pressure storage tanks.

The manufactured containers and equipment are used in the petrochemical, chemical and pharmaceutical industries, the food industry, waste management, power plant technology and in the energy and environment sector.

In this sector, there are high quality requirements and safety standards for the products used, depending on the respective location and purpose.

With a well-stocked inventory, UnionStahl is able to meet the requirements and specifications of our customers. We stock steels according to

  • EN 10028-2, EN 10028-3
  • ASME and ASTM.

We support you with our many years of experience in

  • the realization of your project
  • Processing of specifications.

Subsequent tests such as PWHT, proof of hardness, tensile test and notched bar impact test are part of our scope of services.


In order to meet the increasing demand for sour gas-resistant steels, we stock plates in accordance with

  • NACE MR 0175
  • NACE MR 0103
  • NACE TM 0284.