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ISO/CD 21920-1

Geometrical product specifications (GPS) — Surface texture: Profile — Part 1: Indication of surface texture

General information

30.60     Aug 19, 2026

ISO

ISO/TC 213

International Standard

Scope

This document specifies the rules for indication of surface texture by profile methods in technical product documentation by means of graphical symbols.
This document does not cover population requirements.
NOTE       See ISO 18391 for population (batch) specifications.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 21920-1:2021

NOW

PROJECT
ISO/CD 21920-1
30.60 Close of voting/ comment period
Aug 19, 2026

National adoptions

prSRPS EN ISO 21920-1:2025  
ISS

Geometrical product specifications (GPS) — Surface texture: Profile — Part 1: Indication of surface texture

10.99   New project approved

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