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ONORM EN ISO 11666:2018
Non-destructive testing of welds - Ultrasonic testing - Acceptance levels (ISO 11666:2018)
This document two admissibility sets limits for the ultrasound, known as eligibility limit 2 (AL 2) and admissibility border 3 (AL 3), fully welded welds in ferritic steels, the assessment groups B and C of ISO 5817:2014 comply with. An eligibility limit according to evaluation group D of ISO 5817:2014 was not included in this document, because a ultrasonic examination for welds of this review group in General not required. These admissibility limits are applicable for checks that are carried out according to ISO 17640. This document is applicable to the testing of fully welded seams in the wall thicknesses range from 8 mm up to 100 mm. It can also for other types of welding seam, other materials and wall thicknesses used, provided, the tests were carried out taking into account appropriate geometry and acoustic properties of the component, and it can be a Test sensitivity reach...
Austrian Standards Institute [on]