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ISO 34257:2024Published

Adhesives — Wood adhesives — Determination of tensile strength of lap joints at elevated temperature (WATT '91)

Adhésifs — Adhésifs pour bois — Détermination de la résistance en traction à température élevée des joints à recouvrement (essai WATT '91)

Abstract / scope

This document specifies a method for testing the strength of wood adhesives at 80 °C.

NOTE            The procedure described is based on a test developed in Germany known originally as the WATT '91 test. It uses the test piece described in ISO 19210.