Nondestructive testing : methods, analyses and applications / Earl N. Mallory, editor.

Format:

Book

Contributor:

Mallory, Earl N.

Series:

Mechanical engineering theory and applications.

Mechanical engineering theory and applications

Language:

English

Subjects (All):

Nondestructive testing.

Nondestructive testing--Mathematical models.

Physical Description:

1 online resource (216 p.)

Edition:

1st ed.

Place of Publication:

New York : Nova Science Publishers, c2010.

Language Note:

English

Summary:

Presents and reviews data on non-destructive testing discussing topics such as: a non-contacting thermoelectric method for non-destructive detection of material imperfections in metals by magnetic sensing; laser generated ultrasound as a tool for defect detection combined with air-coupled receivers; and, the photothermal deflection technique.

Contents:

Intro

NONDESTRUCTIVE TESTING: METHODS, ANALYSES AND APPLICATIONS

CONTENTS

PREFACE

Chapter 1 NONDESTRUCTIVE MATERIALS CHARACTERIZATION BY MAGNETIC SENSING

ABSTRACT

1. INTRODUCTION

2. MODELING OF THE SIGNAL FROM ISOTROPIC SPHERICAL INCLUSIONS

2.1. Infinite Homogeneous Medium Containing a Spherical Inclusion

2.2. Numerical Results

2.3. Half-Space with a Surface-Breaking Spherical Inclusion

2.4. Half-Space with a Subsurface Spherical Inclusion

3. EXPERIMENTAL INVESTIGATION OF THE SIGNAL FROM ISOTROPIC SPHERICAL INCLUSIONS

3.1. Thermoelectric Detection of Surface-Breaking Spherical Tin Inclusions in Copper

3.1.1. Experimental method

3.1.2. Experimental results

3.2. Thermoelectric Detection of Subsurface Tin Inclusions In Copper

3.2.1. Experimental method

3.2.2. Experimental results

4. THERMOELECTRIC DETECTION OF HARD ALPHA INCLUSION IN TI-6AL-4V

4.1. State of Art

4.2. Experimental Method

4.3. Experimental Results

5. THERMOELECTRIC SIGNATURE PRODUCED BY RESIDUAL STRESS

5.1. State of Art

5.2. Monitoring Residual Stress Relaxation in Copper

5.2.1. Thermal stress release

5.2.2. Experimental results

5.3. Monitoring Residual Stress Relaxation in Nickel-Base Superalloys

6. CONCLUSION

REFERENCES

Chapter 2 EXPERIMENTAL AND NUMERICAL METHOD FOR NONDESTRUCTIVE ULTRASONIC DEFECT DETECTION

2. LASER-BASED ULTRASOUND

3. MODELING PROCEDURES

3.1. Explicit Dynamic Analysis for Wave Propagation

3.2. Propagation of Sound Waves through Air

4. RESULTS

4.1. Comparison with Analytical Solution - Circular Annulus

4.2. Testing of the Rail Head without Defects

4.3. Testing of the Rail Web

4.4. Testing of the Rail Head with Defect.

4.5. Testing of the Rail Head without Defects Using a Non-Contact Transducer

5. CONCLUSION

Chapter 3 INVESTIGATION OF THERMAL PROPERTIES OF STEEL UNDERGOING HEAT TREATMENT BY THE PHOTOTHERMAL DEFLECTION TECHNIQUE: CORRELATION WITH MECHANICAL PROPERTIES

2. PRINCIPLE OF THE PTD TECHNIQUE

3. THEORY

3.1. Heat Transfer by Conduction Mode

3.2. Calculation of the Laser Probe Beam Deflection Ψ

3.3. Calculation of the Periodic Elevation Temperature T0 at the Sample Surface

3.3.1. Case of bulk sample

3.3.2. Sample composed of a layer deposed on a substrate

3.3.3. Case of n layers deposed on a substrate

3.4. Optimization of Experimental Conditions for Determining the Thermal Properties of the Graphite Layer and the Sample

3.4.1. Study of the thermal properties of the graphite layer

3.4.1.1. Case where the graphite layer is thermally thick: Determination of its thermal diffusivity

3.4.1.2. Case of thermally thin graphite layer: Determination of its thermal conductivity

3.4.2. Influence of the graphite layer thickness on the determination of thermal properties of the sample

3.4.2.1. Case of thermally thick graphite layer

3.4.2.2. Case of thermally thin graphite layer

4. EXPERIMENTAL SET-UP OF THE PTD TECHNIQUE

5. EXPERIMENTAL RESULTS

5.1. Comparison between Different Photothermal Deflection Technique to Determine Thermal Properties of Bulk Semiconductors

5.1.1. First method

5.1.2. Second method

5.1.3. Third Method

CONCLUSION

5.2. Determination of Thermal Properties of Steel Undergoing Heat Treatments

5.2.1. Determination of thermal properties of the graphite layer

5.2.2. Determination of thermal properties of some metals

5.2.3. Study of treated steels

A. DETERMINATION OF THE THERMAL AND MECHANICAL PROPERTIES OF CARBURIZED SAMPLES.

A.1. Preparation of the Sample

A.2. Thermal Properties Investigation

A.3. Mechanical Properties

B. DETERMINATION OF THE THERMAL AND MECHANICAL PROPERTIES OF NITRIDE SAMPLES

B.1. Nitriding Process

B.2. Correlation between Thermal and Mechanical Properties

C. ELECTROEROSION

C.1. Preparation of the Sample

C.2. Prospecting of the Affected Depth by the PTD Technique

C.3. Evolution of the Thermal Properties

D. CORRELATION BETWEEN THE THERMAL PROPERTIES AND THE HARDNESS OF END-QUENCH BARS FOR C48, 42CRMO4 AND 35NICRMO16 STEELS

D.1. Heat Treatment and Preparation of the Sample

D.2. Determination of the Thermal Properties

D.3. Measurements of Rockwell Hardness (HRC)

6.4.4. Correlation between the thermal and the mechanical properties

Chapter 4 MACHINE THERMAL DIAGNOSTICS LATEST ADVANCES

2. THEORETICAL BACKGROUND

2.1. Diagnostic Parameter

2.2. Residual Service Life

3. EXPERIMENTAL AND FIT OF EXPERIMENTAL DATA

4. ON INFLUENCE OF CONDITIONS ON MACHINE HEATING

5. PREDICTED RSL RELIABILITY

5.1. Determination of RSL Reliabiliy by Simulation

5.2. Calculation Algorithm and Results of Simulations

6. ACKNOWLEDGMENTS

NOMENCLATURE

Chapter 5 SCANNING ACOUSTIC CORRELATION MICROSCOPY

INTRODUCTION

Propagation Analysis

Cross Correlation Analysis

RESULTS

ACKNOWLEDGMENT

INDEX.

Notes:

Description based upon print version of record.

Includes bibliographical references and index.

ISBN:

1-61209-363-9

OCLC:

698082546