Introduction to the Physical Metallurgy of Welding

by Easterling, K. E.

• ISBN13: 9780750603942
• ISBN10: 0750603941
• Edition: 2nd
• Format: Paperback
• Copyright: 1992-08-01
• Publisher: Butterworth-Heinemann

Table of Contents

Preface to the 1st edition
Preface to the 2nd edition
Prologue
Fusion Welding - Process Variables	p. 1
Fusion welding	p. 2
The weld thermal cycle	p. 18
Residual stresses in welds	p. 38
The Weld Metal	p. 55
Characteristics of weld solidification	p. 56
Thermal gradients and turbulence in the melt	p. 56
Geometry of the weld melt	p. 59
Epitaxial solidification	p. 66
Crystal growth and segregation	p. 69
Cellular and dendritic solidification in welds	p. 76
Dendritic growth in single crystal welds of stainless steel	p. 85
Refining weld structures	p. 87
Phase transformations during cooling of the weld metal	p. 89
Modelling the microstructure and properties of weld metals	p. 118
Weld metal toughness	p. 121
The Heat-Affected Zone	p. 126
The base material	p. 127
The heating cycle	p. 135
Grain growth	p. 146
Practical considerations of grain growth and grain growth control in the HAZ	p. 156
Reactions at the fusion line	p. 164
Transformations during cooling	p. 167
The heat-affected zone microstructure of oxide-dispersed steels	p. 169
Predicting the microstructure and properties of the HAZ	p. 172
Multi-run welds	p. 183
PC software for weldability prediction	p. 187
Cracking and Fracture in Welds	p. 191
Fracture toughness	p. 191
Solidification cracking	p. 200
Liquation cracking	p. 207
Lamellar tearing	p. 209
Cold cracking	p. 216
Reheat cracking	p. 233
Case study: The Alexander Kielland disaster	p. 242
Appendix: Weld cracking tests and weldability formulae	p. 261
Index	p. 265
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