Background and Scopes of Application
Welding procedure qualification and welder qualification are the essential factors to ensure welding quality, which are applicable to the manufacturing, installation and maintenance of boilers, pressure vessels, steel structures, railway vehicles, and etc.
Service Scope
- Review preliminary welding procedure specification (pWPS)
- Witness the welding of test pieces
- Review NDT and destructive test reports
- Issue welding procedure qualification records and welder qualification certificates
Welding procedure qualification standards
- EN ISO 15614-1～14
- EN ISO 15613
- ASME Sect.IX
- AWS D1.1～D1.6
Welder or welding operator qualification standards
- EN ISO 9606-1～5
- EN ISO 14732
- ASME Sect.IX
- AWS D1.1～D.6
Why to choose TÜV NORD
- TÜV NORD is the most authoritative and most famous EU Directive Certification, which has a good reputation in the industry
- With the help of TÜV NORD scale and other inspection and certification services in China, TÜV NORD can provide you one-stop integrated service with other product & CE certification
Your Benefits at a Glance
- Welding procedure qualification test is used to verify if the preliminary welding procedure specification (pWPS) is correct, and provide basis for production process
- A welder may use a qualified WPS to produce the satisfactory welds if he passes the relevant qualification test
