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With precision
and passion
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Certificates

Our certificates - quality and precision guaranteed
Our company is certified to DIN EN 1090-2 for the welding of steel structures up to EXC 3 and to DIN EN 1090-3 for the welding of aluminum structures up to EXC 2. We have fulfilled the welding quality requirements according to DIN EN ISO 384-2:2021.

We also have a manufacturer qualification in accordance with DIN 2303 up to levels Q2 and BK2. Our welded constructions made of carbon steels, austenitic and aluminum-alloyed steels are certified by the DVS SLV Berlin Brandenburg according to the standards listed above, and underline our manufacturing quality and precision.
Overview of our certificates
DIN EN ISO 3834-2
EN1090-2 - Welding certificate-steel
EN1090-2 - Steel structures
EN1090-3 - Aluminum structures
EN1090-3 - Welding certificate.Alu
DIN 2303
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Mechanical engineering Lorenzen
Rödemis-Hallig 7

25813 Husum

Telephone: 04841-939699

Managing director authorized to represent: Gerd Lorenzen
Responsible for content: Gerd Lorenzen
Register court: Local court Husum
Register number: HRA 1431
VAT ID No.: DE 196594388
04841-939699
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Maschinenbau Lorenzen
Rödemis-Hallig 7 25813 Husum Germany
04841-939699