hcp metals effects of caratio and alloying - PowerPoint PPT Presentation
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hcp metals effects of caratio and alloying
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hcp metals effects of caratio and alloying – PowerPoint PPT presentation
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Title: hcp metals effects of caratio and alloying
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hcp metalseffects of c/a-ratio and alloying
high
low
ideal
Ti / Zr
Mg
Zn
Ti
Ti-Al-V
Zr
Zr-Nb
in-service prediction
formability
Nov. 00
2
CODF-Slip Model
Nov. 00
3
Biaxial Creep
a 1
Biaxial Creep eq, ez vs sq, sz sq vs sz at
constant W W Ü Creep Locus
4
Creep Loci
CWSR
CWSR
sq vs sz at constant W
Recrystallized
5
Zircaloys Expt vs CODF-slip Model Life
Prediction
cold-work texture grain-shape anisotropy
CWSR
Rx
Nov. 00
6
Zircaloys Expt vs CODF-slip Model Life
Prediction
cold-work texture grain-shape anisotropy
in-reactor prediction
?
7
K. Linga (KL) Murtylt Awards Honors gt
- Alcoa Foundation Research Achievement Award
1988 - Gledden Senior Visiting Fellow (UWA) - 1992
- ANS Mishima Award for outstanding research 1993
- Fellow of ASM-International 1996
- Best Paper Award (ICNDT) - 1996
- Professional Societies
- ANS MSTD committee
- APS
- ASM various committeesMech Prop Nucl Mat
TribologyTexture-Anisotropy Met Trans - MRS-I
- Local Chapter Chair Vice-Chair
- Two most significant academic Awards
- Sripathi Medal 1963
- Metcalfe Medal 1964
Nov. 00
8
Stress and Temperature Dependence
9
Model Equations for Predicting In-Reactor Creep
Thermal Creep Steady-State Creep-Rate Creep
Strain , where Effect of Stress
Changes Generalized Stress Strain - Rate
Radiation Creep Growth
in-reactor prediction
?
10
Transients in Creep - Irradiated Zry-2
Franklin Model
NCSU Model
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