PHU "ZET" company offers the preparation of the following types of documentation:


  • Horizontal non-pressure and low-pressure tanks for flammable liquids and for the storage of toxic or caustic materials, with a capacity of 5÷200 m3.
  • Vertical tanks for flammable liquids and other agents, any capacity.
  • LPG pressure tanks with a capacity of 5 ÷ 1700 m3.
  • Chemical apparatuses for the petrochemical industry and other industries.


Reproduction of tank documentation for the Office of Technical Inspection:


  • Non-pressure and low-pressure tanks for flammable, poisonous or corrosive liquids.
  • Pressure tanks and other tanks subject to technical inspection.
  • For the tanks and parts for which the technical conditions of the Office of Technical Inspection do not apply we carry out structure strength calculations using the finite element method.
  • We recreate the documentation of horizontal and vertical tanks, both welded and riveted.


Other tanks and other steel structures:


  • Preparation of the required documentation of tanks and other steel structures subject to different regulations and technical conditions (including non-Polish ones).
  • Technological and fire-fighting equipment for the above tanks.
  • Technological, power and fire-fighting piping installations for the above tanks.


Standards and regulations:


  • The documentation will be made in accordance with the relevant regulations, standards and technical conditions such as: UDT, DIN, TŰV, AD-Merblatt, ASME, British Standard, API, CODAP 2000. The documentation can be prepared in Polish, English, French and German (and in other previously agreed languages).
  • We also prepare the documentation for pressure vessels in accordance with Directive 97/23/EC of the European Parliament dated 29 May 1997 on the approximation of the laws of the Member States concerning pressure equipment.
  • Steel structures may be designed using materials compliant with PN and UDT, DIN, TÜV, ANSI and ASME, and according to the arrangements made with the customer.


Preparation of documentation


Our offer includes the preparation of documentation on the basis of the complete design assumptions provided by the customer, as well as the preparation of documentation together with the development of these initial assumptions. We can also undertake to confirm the documentation prepared by us with the respective supervisory authority.


The documentation is prepared by a team of experienced designers and constructors, including the former employees of the Engineering Office of Huta Ferrum S.A., one of the leading Polish manufacturers of pressure and non-pressure tanks and other welded structures.

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Copyrights ZET 2012

ul. Siemianowicka 98, 41- 902 Bytom |