ISO 29821

Condition monitoring and diagnostics of machine systems — Ultrasound — General requirements, guidelines, procedures and validation

General information

Current stage: 60.00 Effective date: Mar 27, 2026

Originator: ISO

Owner: ISO/TC 108/SC 5

Type: International Standard

Scope

ISO 29821:2018
- gives guidelines for establishing severity assessment criteria for anomalies identified by airborne (AB) and structure-borne (SB) ultrasound,
- specifies methods and requirements for carrying out ultrasonic examination of machines, including safety recommendations and sources of error, and
- provides information relative to data interpretation, assessment criteria and reporting.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 29821:2018

NOW

IN_DEVELOPMENT
ISO 29821
60.00 Standard under publication
Mar 27, 2026