NDT.net - January 2000, Vol. 5 No. 1

Acoustic resonance analysis in manufacturing
- processes and practical applications -
|German|

I. Hertlin, Dr. K. Heldmann
RTE Akustik + Prüftechnik GmbH
Gewerbestraße 26, 76327 Pfinztal
Telefon: 0721/94650-0, Fax: -50,
Corresponding Author Contact:
Email: kheldmann@rte.de , Web: http://www.rte.de
Annual NDT conference in Celle May 1999
Published by DGZfP, email: mail@dgzfp.de
TABLE OF CONTENTS

Abstract

1. Introduction

2. Acoustics

3. The acoustic resonance analysis process

4. Practical applications

Example 1: 100 % inspection of mass-produced cast components

Example 2: Detection of the structural defect 'White irradiation' in camshafts

Example 3: Aluminium die casting - comparison against dye-penetration test

Example 4: Magnesium die casting

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/DB:Article /AU:Hertlin_I /AU:Heldmann_K /IN:RTE /CN:DE /CT:UT /CT:resonant /ED:2000-01