ETN has specialized engineering in assemblying skids and modular plants of any kind.


ETN is an specialist of the prefabrication of pipes in many diverse materials such as, carbon steel, alloy steel 16Mo3, P11, P22, P91 and all kinds of stainless steels and aluminiums among others. In short, materials for conductions athat may have any kind of liquid or gas exposed to different strains or temperatures.

  • Water, steam

  • Oil, hydraulic pipers

  • Natural gas

  • Conduction of escape gases

  • Intert gases

  • Petroleum derivatives


Cauldrons and strained equipments

  • Tanks

  • Strained containers

  • Filters

  • Furnaces

  • Cauldrons and equipments

    • Retrenchers
    • Overheaters
    • Evaporators
    • Walls of pipes
    • Cases

Mechanized Cauldrons

Speciality of mechanized fabrication that has as a main function the construction of machinery, naval construction and metal structures with a finished tolerance for their assembly.


At ETN we have more than 20 years of experience by conducting high quality welding jobs in MIG, TIG, SAW and recharges.

Our most common welding processes are:

  • Sunken Arc

  • Welding and recharges

  • Semiautomatic

  • Pressed TIG

  • Automatic TIG with or without oscillation

  • Orbital welding

  • Reparation of wearing pieces

  • Stellite

We have experienced and high qualified welders, recognized for any high quality job