Certificates & approvals

At a glance

  • Large number of national and international certificates and approvals
  • Guaranteed quality even through independent certification societies

Tested quality - confirmed through independent authorities !

Attached you will find our most important certificates and approvals.

We know what we do and we can prove this with appropriate certificates.
Notable certification and classification societies have audited and certified us, as well as the consequent implementation of highest national and international quality standards.

Certificates & approvals

Certificates for Management Systems

Dirostahl worldwide

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