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Ted Mooney, P.E. RET
Pine Beach, NJ
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for Metal Finishing since 1989
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Can't etch/examine recast layer in Ti48Al2Cr
hi
I'm investigating on recast layer in wire-edm of TiAl . I've machined a 1cm*1cm block and polished the section but I don't see any white layer by optical metallurgical microscope . I etched section with nital 2% but I don't see anything . can anybody help me ? is there any problem with etching or anything ?
research engineer in aerospace industry - Isfahan, Iran
September 6, 2008
September 12, 2008
additional information:
I etched block with HF+HNO3+Water (titanium alloys etchant).
I can see every thing but there is no recast layer (I think) under optical microscope .please help.
- Iran
Hi Mohsen,
You need to post your enquiry on a metallography website.
The undoubted skills and experience of regular contributors to this site do not really include expertise in optical microscopy for examination of microstructures.
Bill Reynolds [deceased]
consultant metallurgist - Ballarat, Victoria, Australia
We sadly relate the news that Bill passed away on Jan. 29, 2010.
September 12, 2008
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