Wiki for uploading microstructural and fractographic images of materials.

Call for participation

WiKiMicroGraphia will announce prizes for the best uploaded micrographs under student category. Prizes will be given during the student conference "Behind the Teachers Desk (BTTD-13)" in March 2013 at CSIR-National Metallurgical Laboratory, Jamshedpur, India.

Participants of metallography contest of IIM-ATM may upload images in this site. Best microstructure will receive prizes in general category.

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STAR SHAPED MICROSTRUCTURE

This awardedmicrograph posted 11 November, 2009 - 15:49 by Pankhuri Sinha


Material (Name/Designation/Grade): 
Al-8Fe-1V-1Si
Material Condition (Heat treatment/Service history/Source): 
chill cast condition
Chemical Composition: 
Al
90
Fe
8
V
1
Si
1
Chemical Composition (Phases/Compounds): 
Metallographic Preparation
Etchant: 
a)1HF-1.5HCl-10HNO3-87.5H2O; b)5HCl-0.5HNO3-94.5C2H5OH
Special Techniques: 
not used
Imaging Details
Device: 
Scanning Electron Microscope
Mode: 
secondary electrons
Magnification: 
1000
Special Techniques: 
not used
Image Uploaded By
Name: 
Pankhuri Sinha
Email Id: 
pankhuri@nmlindia.org
Morphological Features
Ten arm star phase monoclinic structure.
References
S.K Das and K.L Sahoo , of National Metallurgical Laboratory(CSIR),India, received award at NMD-ATM in 1997.
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