Table of Contents

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Determination of discontinuity length
5 Sensitivity setting and levels
6 Acceptance levels
Annex A (normative) - Levels
Annex B (normative) - Fixed-amplitude level technique

Abstract

Describes two ultrasonic acceptance levels known as acceptance level 2 (AL 2) and acceptance level 3 (AL 3) for full penetration welded joints in ferritic steels, which correspond to ISO 5817:2014, quality levels B and C.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 44
Supersedes	ISO 11666 : 2010