United Heavy Machinery Plants is the leading Russian company in the design and production of valves, as well as in the development of standards and technical expertise in this area.

Documentation created by United Heavy Machinery Plants has been used to install valves on nuclear-powered ice breakers, all nuclear-powered submarines and surface ships of the Soviet and Russian Navy, as well as all main systems of NPP in Russia, CIS countries, including NPP constructed by Russia for foreign countries.

This business line is represented by CKBA.


CKBA is the leading engineering facility in Russia's machine-building industry and has the scientific and production potential to provide solutions to science-intensive tasks of any complexity and scale concerning the production and packaged delivery of pipeline valves, design and development, scientific research work, standardization, and expert review.

The innovative developments of CKBA experts are always highly valued by domestic as well as foreign partners. Today, CKBA has extensive experience in implementing projects for companies in the following industries:

  • Nuclear power
  • Ship-building, including submarine and surface fleets, platform ship-building
  • Oil and gas production, transportation, and refinement
  • Chemical industry
  • Heat and power engineering for both high and low parameters
The CKBA design department employs a bundle of state-of-the-art ProEngineer software systems for parametric 3D modeling and the mathematical computations of MathCAD. CKBA experts utilize well-known products such as ANSYS, CAN, and Zenit for practically all of their strength calculations during their work.

Main products:

General industrial and special-purpose valves:

  • Shutoff valves
  • Gate valves
  • Butterfly valves
  • Control valves
  • Ball valves
  • Check valves
  • Swing check valves
  • Hermetically sealed valves
  • Relief valves
  • Instrumentation valves

Products for ship-building:

  • Autonomous, self-installing shaft line slip bearings for ships

Official website: www.ckba.ru