In 2020, 5 years will pass when the first graduates obtained the Certificate of Qualification of Professional Competence of Personnel for the Assembly of Screw Joints in Pressure Equipment in Critical Applications in accordance with ČSN EN 1591-4.
According to Chapter 12 of the said standard, the certificate is valid for 5 years.
You can find out about the conditions for the extension of the certificate at
Training - flange joints
Mon - Thu: 7:30 - 16:00
Fri: 7:30 - 14:00
We will be happy to answer your questions