Tag: ut testing

12 April 2021


blogs

Acceptance Criteria for Ultrasonic Testing

 How to interpret Acceptance Criteria for Ultrasonic Testing as per AWS D1.1 The Requirements of Ultrasonic Flaw detector equipment as per AWS D1.1 Structural Steel Welding code is given below: Equipment: The ultrasonic equipment’s shall be pulse echo type ‘A’ scan suitable for use with transducers…
0 By AQC-Inspections 
UT Inspection services
30 March 2021


blogs

Non Relevant Ultrasonic Indications

 Non relevant Ultrasonic Indications can usually be identified as one of the following: Electrical Interference Interference form the transducer (search unit) Interference form the surface of the specimen Interference caused by mode conversion of the sound beam Interference caused by the shape of the…
0 By AQC-Inspections 
Ultrsonic testing
12 January 2021


blogs

Ultrasonic testing Couplants

 A study on the couplant effects in contact ultrasonic testing. The primary purpose of a couplant is to provide a suitable sound path between the transducer and the test surface.Ultrasonic Testing couplants usage can be seen here A couplant must effectively wet or totally…
0 By AQC-Inspections 
NDT services
8 December 2020


blogs

Discontinuities in Ultrasonic Testing in NDT

 This blog will discuss types of discontinuities that can be evaluated with the ultrasonic testing in NDT method. Discontinuities can be divided into three general categories inherent, processing and service Inherent discontinuities are usually formed when the metal is molten. Inherent wrought discontinuities relate to the…
0 By AQC-Inspections