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Classification of steel
Steel can be classified according to
The composition, such as carbon, low-alloy
or stainless steel.
The manufacturing methods, such as open
hearth, basic oxygen process, or electric
furnace methods.
The finishing method, such as hot rolling or
cold rolling
The product form, such as bar plate, sheet,
strip, tubing or structural shape
The deoxidation practice, such as killed,
semi-killed, capped or rimmed steel
The microstructure, such as ferritic,
pearlitic and martensitic
The required strength level, as specified in
ASTM standards
The heat treatment, such as annealing,
quenching and tempering, and thermomechanical
processing
Quality descriptors, such as forging quality
and commercial quality.
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