Image icon  Optical micrograph of martensitic steel

 
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Description: An optical micrograph of AISI 4140 steel austenitized at 850 degrees Celsius and then oil-quenched to room temperature to produce a martensitic microstructure.
Keywords: martensite • microstructure • optical microscopy • steel • quench • heat treatment
Categories: Science approaches > Microstructure
Science approaches > Strengthening mechanisms > Martensitic hardening
Materials > Metals & alloys > Alloy steels
Processes > Thermal treatments > Quenching
Testing, analysis & experimentation > Metallography
Testing, analysis & experimentation > Microscopy
Created by: Emilio Juanatey, The University of Texas, Austin
License: This resource is released under the Creative Commons Attribution Share Alike license (3.0 Unported).
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Date created: 11 May 2006
Date added: 01 December 2010
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Resource ID: 3249