40.00 DIS registered Oct 20, 2026
ISO
ISO/TC 44/SC 5 Testing and inspection of welds
International Standard
25.160.40 Welded joints and welds
This document 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.
PUBLISHED
ISO 15626:2018
IN_DEVELOPMENT
ISO/DIS 15626
40.00
DIS registered
Oct 20, 2026