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CEN ISO/TR 21555:2020

Paints and varnishes - Overview of test methods on hardness and wear resistance of coatings (ISO/TR 21555:2019)

General information

Valid from 15.10.2020
Base Documents
ISO/TR 21555:2019; CEN ISO/TR 21555:2020
ICS Groups
87.040 Paints and varnishes
Directives or regulations
None

Standard history

Status
Date
Type
Name
15.10.2020
Main
CEN ISO/TR 21555:2020
This document provides an overview for selecting the most suitable test method regarding the evaluation of the hardness and the wear resistance of coatings.
Annex A gives a summarized list of test methods for the evaluation of the hardness and of the wear resistance of coatings for different stresses.
Methods for testing cross-linking (wear test in connection with solvents) and abrasion tests with multiple impacts are not covered by this document.

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English