Welding Procedure Qualification (WPQR): This document certifies that the welding method, material group and welding material of each welding process are in accordance with each other based on the standards and the welding procedures are carried out according to the ASME or EN Codes based on the project standards, also the non-destructive tests and mechanical tests are completed and the results are found suitable.
In scope of our TÜRKAK TS EN ISO 17020 accreditation, we offer Welding Method Approval services in scope of:
- TS EN ISO 156141-1
- TS EN ISO 156141-2
- TS EN 13134
- ASME Sec IX
- AWS D1.1
- AWS D1.5
- API 1104
- ASTM A488
- AD 2000 Merkblaetter HP2/1
standards.