ISO/CD 21920-1

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

General information

Current stage: 30.60 Close of voting/ comment period Aug 19, 2026

Originator: ISO

Owner: ISO/TC 213 Dimensional and geometrical product specifications and verification

Type: 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

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