We hold the following welding licenses: - AD 2000 Merkblatt HP0-Authorization to build pressure-tanks and pipings
- Certificate about manufacturer-qualification class E
- EN 1090-2:2009
- Welding techniques:
- 111 manual-arc welding (E)
- 121 submerged welding (UP)
- 135 metal-active-gas welding (tMAG)
- 136 metal-active-gas welding with flux-cored electrode (MAGF)
- 141 tungsten-inert gas welding (WIG)
- Basic-material:
- S 235, S 275, S 355 according to the respectively legal Building-Rules-List and the conformance-guideline for steelwork
- CrNi-steel according to approval-document Z-30.3-6 DIBT
- Authorization in accordance to § 19 I german water resources law
- Fulfilment of welding standards according to DIN EN ISO 3834-2
- Approval for restamping of materials according to DIN EN 10204
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