05 May 2021
This document specifies the method of testing the knowledge and skill of a welder who is required to carry out welds on thermoplastics in new constructions and repair work.
The skill examination of a welder is an essential condition for the assurance of the quality of the welding work.
The application of this document guarantees that the examination is carried out according to a uniform test procedure.
This document applies when the contractor or the authorities responsible for the application require it.
![Pubblicata la nuova versione della UNI EN 13067](/sites/zh/files/inline-images/Corsi_saldatura_1.jpg)
Gas and water utility network industries with alternative qualification programmes are excluded from this document.
This document applies to the following welding processes:
- hot gas welding: round nozzle, speed, wedge;
- extrusion welding;
- heated tool welding: butt, saddle, socket, wedge;
- electrofusion welding: socket, saddle;
- solvent welding: socket.
The new version of this standard introduces a new material but leaves unchanged the qualification of welders for polyethylene PE100-RC pipes:
- 3PE - 3.4: Qualification for thermal element welding by contact (butt welding) up to diameter 315
- 3PE - 3.5: Qualification for thermal element welding by contact (butt welding) even more diameter 315
- 3PE - 3.6: Qualification for electrofusion welding up to diameter 315
- 3PE - 3.7: Qualification for electrofusion welding even more than diameter 315
- 3PE - 3.8: Qualification for electrofusion welding of branch saddles (all diameters)