Microstructure

Business / Machine Shop / Microstructure: A term use to describe the structure of metals. Visual examination of etched metal surfaces and fractures reveal some configurations in etched patterns that relate to structure, but magnification of minute details yields considerably more information. Microstructures are examined with low-power magnifying glass, optical microscope, or electron microscope.
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Austenite

Business / Machine Shop / Austenite: One of the basic steel microstructures wherein carbon is dissolved in iron.Austenite forms at elevated temperatures. MORE

Martensite

Business / Machine Shop / Martensite: A very hard, brittle microstructure of steel produced when steel is rapidly quenched after being transformed into austenite. MORE