Alphabetical Index
Browse by Elements
Keyword Search

ASTM Electrolytes
Macro Etchants
Micro Etchants
Named Etchants
New Etchants

Al and Al Alloys
Cu and Cu Alloys
Fe and Fe Alloys
Ni and Ni Alloys
Carbide Etchants
Fluoride Etchants
Nitride Etchants
Other Etchants
Oxide Etchants
Phosphide Etchants
Single Crystal Etchants
Thin Film Etchants
Wafer Etchants

Help
Home

Carbon and alloy steel specimens - Segregation, porosity, hardness penetration, cracks

Material Name: Carbon and alloy steel
Recipe No.: 617
Primary Chemical Element in Material: Fe
Sample Type: Bulk
Uses: Segregation, porosity, hardness penetration, cracks
Etchant Name: None
Type (Macro/Micro): Macro
Etching Method: Chemical
Etchant (Electrolyte) Composition: Concentrated HCl.
Procedure (Condition): 15-60 min, 71-82 C (160-180 F).
Note: Segregation, porosity, hardness penetration, cracks, inclusions, dendrites, flow lines, soft spots, structure, weld examination. Saw-cut or machined surface or average ground surface of sample.
Reference: Metallography, Structures and Phase Diagrams, Metals Handbook, 8th Edition, Vol. 8, ASM (American Society for Metals), Metals Park, Ohio 44079, USA, 1973, p. 71.