GSI SLV-TR has been established in Ankara as the Turkey office of GSI SLV* company of the German Welding Society (DVS). Supervision and Welding Engineering:The following services can be provided by our experienced experts, according to the requirements of the application standards and/or specification requirements, with the cooperation of GSI mbH and in the scope of an international accreditation. 1. Supervision/audit of the welds and jointed works during production and assembly (3rd party supervision services), 2. Welder and welding operator tests, certification and acceptance, 3.Final acceptance of steel structures, 4.Supervision / audit of corrosion protection activities 5.General Welding Engineering -Production order preparation, -Personnel planning according to the project requirements (employing the correct certified personnel at the correct place), -Preparation of the Inspection and Test Plans (ITP), -Control of production documentation, -Fault removal, damage analyses