We are ČSN EN ISO 3834-2 and ČSN EN 15085-2, Class CL1 certified.
We weld constructions and machinery units according to our own design documentation or according to clients' design documentation. We also provide welding and assembly of piping units according to project documentations or as agreed with the client.
Welding methods according to ČSN EN ISO 4063:

  • 111 Manual arc welding with coated electrode
  • 131 Arc welding with consumable electrode in inert gas, MIG
  • 135 Arc welding with consumable electrode in active gas, MAG
  • 141 Arc welding with tungsten electrode in inert gas, WIG, TIG

We weld steels of 1, 2, 3, 8, and 22 groups according to TNI CEN ISO/TR 15608.


DMC Firewall is developed by Dean Marshall Consultancy Ltd