This Technical Specification provides guidance for the minimum content of welding procedure specifications for the following welding processes:
- hot gas welding: round nozzle, high speed nozzle, wedge;
- extrusion welding;
- heated tool welding: butt, socket, wedge;
- solvent welding: socket;
- electrofusion welding: socket, saddle.
This Technical Specification applies to the welding of the following products and semi-finished products made of thermoplastic materials:
- sheet;
- pipe;
- fittings;
- lining membrane.
Registration number (WIID)
39416
Scope
This Technical Specification provides guidance for the minimum content of welding procedure specifications for the following welding processes:
- hot gas welding: round nozzle, high speed nozzle, wedge;
- extrusion welding;
- heated tool welding: butt, socket, wedge;
- solvent welding: socket;
- electrofusion welding: socket, saddle.
This Technical Specification applies to the welding of the following products and semi-finished products made of thermoplastic materials:
- sheet;
- pipe;
- fittings;
- lining membrane.
