Firmus

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Welding

As welding is our company specialty, we are proud to use the following methods in our company
  • MMA welding with coated electrodes (Manual Metal Arc) - 111
  • TIG inert gas shielded electrode welding (Tungsten Inert Gas) - 141
  • gas shielded electrode welding MIG (Metal Inert Gas) and MAG (Metal Active Gas) - 131,135,136


Firmus is equipped with modern semi-automatic welding machines produced by Kemppi and Lorch, supporting the latest varieties of MAG welding to ensure the highest quality and aesthetic appearance of weld:

  • Speedpulse,
  • Surface Tension Transfer - STT,
  • coldArc
  • Cold Metal Transfer - CMT
  • SPEEDARC
  • SpeedUp.


Our staff has full welding technical knowledge confirmed by European Welding certification.

We are experienced in welding following materials:

  • “black” steel - S235, S355
  • wear-resistant steel - Hardox, Domex, Fora
  • ferritic and austenitic - 304, 321, 316L, 310, Thermax, 253m
  • pressure steel - 16Mo3
  • aluminium.


We offer also laser welding – read more here.

Looking forward to the cooperation!