ISO 15626:2011
Non-destructive testing of welds - Time-of-flight diffraction technique (TOFD) - Acceptance levels

Standard No.

ISO 15626:2011

Release Date

2011

Published By

International Organization for Standardization (ISO)

Status

Withdraw

Replace By

ISO 15626:2018

Latest

ISO 15626:2018

Scope

This International Standard specifies acceptance levels for the time-of-flight diffraction technique (TOFD) of full penetration welds in ferritic steels from 6 mm up to 300 mm thickness which correspond to the quality levels of ISO 5817. These acceptance levels are applicable to indications classified in accordance with ISO 10863.

ISO 15626:2011 Referenced Document

• ISO 10863 Non-destructive testing of welds — Ultrasonic testing — Use of time-of-flight diffraction technique (TOFD)*， 2020-05-14 Update
• ISO 5817 Welding — Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) — Quality levels for imperfections*， 2023-02-24 Update

ISO 15626:2011 history

• 2018 ISO 15626:2018 Non-destructive testing of welds - Time-of-flight diffraction technique (TOFD) - Acceptance levels
• 2011 ISO 15626:2011 Non-destructive testing of welds - Time-of-flight diffraction technique (TOFD) - Acceptance levels