The joint of a pipe and accessory is assessed by means of a peel test under conditions causing gradual decohesion of the weld interface.
Decohesion is assessed according to the nature of the failure on the weld plane and/or the percentage of decohesion.
Products that applies
Plastics piping systems for water supply, and for drainage and sewerage under pressure made of Polyethylene (PE) EN 12201-1, -2, -3, -5 / ISO 4427.
Plastics piping systems for supply of gaseous fuels made of Polyethylene (PE) EN 1555-1, -2, -3, -5 / ISO 4437.