In order to meet our customers’ technical needs J&J Steel has an approved EN 1090 – 2 EXC3 and EN 1090-3 EXC3. Our welding is according to DIN EN ISO 3834-2 specifications. We also do our own inspections with visual control with an endoscope. Inspecta A/S does our third part welding inspection. The certification is done by TÜV Rheinland from Cologne Germany. For specific certifications please see below.