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ISO/CD 21920-2

Geometrical product specifications (GPS) — Surface texture: Profile — Part 2: Terms, definitions and surface texture parameters

General information

30.20     Jun 23, 2026

ISO

ISO/TC 213

International Standard

Scope

This document specifies terms, definitions and parameters for the determination of surface texture by profile methods.
NOTE 1    The main changes to previous ISO profile documents are described in Annex I.
NOTE 2    An overview of profile and areal standards in the GPS matrix model is given in Annex J.
NOTE 3    The relation of this document to the GPS matrix model is given in Annex K.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21920-2:2021

PUBLISHED
ISO/TR 23276:2020

NOW

IN_DEVELOPMENT
ISO/CD 21920-2
30.20 CD study/ballot initiated
Jun 23, 2026

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