With its experienced specialized staff, GSI SLV-TR has been giving approval according to the relevant codes (EN ISO 15614-1, EN ISO 15612-2, ASME Sec IX, AWS D1.1, AWS D1.2, etc.) regarding the welding procedure approvals (PQR*) given for the purpose of ensuring the reliability of welding applications and that are among the basic quality requirements of welded production for many years.

GSI SLV-TR provides internationally valid and reliable service on the supervision of procedure tests, monitoring of the destructive and non-destructive tests and the publication of the prepared documentation.