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As a certified welding company we have the manufacturer qualification class E according to DIN 18800-7:2008-11 and DIN 15018.

Our welding workshop is regularly checked by the Welding Training and Research Institute SLV Hannover, branch of GSI mbH, Am Lindener Hafen 1, 30453 Hannover.

Prof. Dr.-Ing. Wolf Berend Busch is a "European Welding Engineer" (EWE) and responsible for the supervision of our welding workshop.

Prof. Busch is also in the DVS (German Association for Welding and associated processes e.V.) as chairman of the East Westphalia-Lippe district branch and works as Director of Engineering, Science and Research.

As a professor and director of the combined study course mechanical engineering at the technical college Bielefeld, Wilhelm-Bertelsmann-Str. 10, 33602 Bielefeld, he has an extensive laboratory at his disposal for the testing of materials and welding seams.


Play it safe with our welding. Let stainless steel load-bearing structures only be welded by an expert! Especially the various duplex stainless materials require specialized knowledge and procedure tests in joining technology. The experts for lean duplex stainless steels work in M-CUSTOM.


Welding procedures for the range of services:

  • TIG
  • Electrode welding
  • Laser welding
  • Plasma arc welding
  • Stud welding mit drawn arc and tip ignition processes
  • Spot welding

Filigree and small constructions and even components with a weight of 5t can be welded. Component lengths up to 14 m are possible.


  • Manufacturer qualification for the welding of steel structures according to DIN 18800-7: 2008-11 class E
  • Procedure tests for full austenites and duplex steels exist
  • Materials: 1.4003, 1.4301, 1.4307, 1.4541, 1.4401, 1.4404, 1.4571, 1.4435, 1.4439, 1.4539, 1.4547, 1.4529, 1.4062, 1.4162, 1.4482, 1.4362, 1.4662, 1.4635, 1.4637, 1.4462, 1.4501, 1.4507, 1.4410, 1.4658, 1.4828, 1.4841, normal steel grades, rebars BST500S etc.
  • Various welding methods, depending on customer requirements, please contact our welding experts
  • We deliver housing, constructions and components for medical technology, the food industry, vehicle construction, mechanical engineering, environmental technology and architecture