In addition to the self-evident qualification according to DIN EN ISO 9001: 2008, Schorisch Magis has the following welding approvals:

  • Welding certificate for EXC 4 EN 1090-2; Material groups 1.1, 1.2, 8
  • Conformity factory production control up to EXC 4 EN 1090-2
  • Defense Products Manufacturer qualification DIN 2303
  • Quality requirement for fusion welding of metallic materials DIN EN ISO 3834-2
  • Certificate on the stamping of materials according to AD 2000 regulations

All approvals will be renewed at regular intervals. The corresponding documents can be downloaded and downloaded as PDF.

Occupational Safety BG Seal of Quality


Further information and the validity of the prequalification can be found under the following link:



Pressure Equipment Directive

Welding Certifications

Quality Certificates

2020 SCHORISCH Stahlbau Certificate DIN EN ISO 9001:2015 GER
2020 SCHORISCH Stahlbau Certificate DIN EN ISO 9001:2015 EN