Phased Array Level I

Phased Array Level I image

When: July 24, 2018 @ 8:00 am - July 28, 2018 @ 5:00 pm. 

This course is 40 hours long and the student is required to successfully pass a general and practical exam at the end of the course. Course topics range from the basics of PAUT to probe design, focusing and beam steering. This course is recommended for ASNT/ACCP Level 3, UT Level 2 weld inspectors and engineers or project managers seeking a greater understanding of PAUT.


Duration: 40 Hours

Prerequisites: ISO 9712 and SNT-TC-1A

Venue: TechKnowServ, State College



1. Introduction to Phased Array Ultrasound

– General introduction to PAUT

– History of PAUT

– Advantages and limitations of PAUT

– PAUT system components

– Ultrasonic phasing


2. Phased Array Probes

– Ultrasonic beam characteristics

– Fundamental properties of sound waves

– Phased array probe characteristics

– Phased array wedges

– Phased pulsing

– Beam shaping and steering

– Beam focusing with phased array probes

– Grating lobes and side lobes

– Phased array probe selection summary


3. Basics of Phased Array Imaging

– A-Scan data

– Single value B-Scans

– Cross-sectional B-Scans

– Linear Scans

– C-Scans

– S-Scans


4. Phased Array Instrumentation

– Example specification

– Product comparisons

– Calibration and normalization methods


5. Phased Array Test Setup and Display Format

– Instrument setup consideration

– Normal beam linear scans

– Angle beam linear scans

– S-Scan display examples

– Interpreting reflector positioning