Acceptance criteria for Ultrasonic Test (UT)

(Refer: Mandatory Appendix 12 (Page 435) of ASME BPVC Section VIII Div 1, 2017 Edition.) (a) Indications characterized as cracks, lack of fusion, or incomplete penetration are unacceptable regardless of length. (b) Other imperfections are unacceptable if the indications exceed the reference level amplitude and have lengths that exceed: where T is the thickness of […]

Acceptance Criteria for Weld Defects

In this article, the weld defect acceptance/rejection criteria are given for the following tests/NDT; 1. Acceptance criteria for Visual Inspection (This article covers the weld defect acceptance criteria as per ASME Section VIII Div 1, which is one of the most widely used standards for acceptance criteria for weld defect Acceptance criteria for Visual Inspection (Refer: UIG-97, […]