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SRPS EN 927-7:2020

Paints and varnishes - Coating materials and coating systems for exterior wood - Part 7: Assessment of knot staining resistance of wood coatings

May 29, 2020

General information

90.60     Dec 2, 2025

ISS

H035

European Norm

87.040  

English  

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Scope

This document specifies a test method for assessing the discoloration of coating systems on wood due to wood extractives from knots. The discoloration is measured by colourimetry and the result is stated as the colour difference between the coated surface on the knot and the coated surface beside the knot.

Life cycle

PREVIOUSLY

WITHDRAWN
SRPS CEN/TS 16359:2013

NOW

PUBLISHED
SRPS EN 927-7:2020
90.60 Close of review
Dec 2, 2025

Related project

Adopted from EN 927-7:2020