4 Terms
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Metallurgy
Metal works and production.
Industry: Metals; Materials science
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Metallurgy
pearlite
Metals; Metallurgy
A eutectoid transformation product of ferrite and cementite that ideally has a lamellar structure but that is always degenerate to some extent.
patterned or embossed sheet
Metals; Metallurgy
A sheet product on which a raised or indented pattern has been impressed on either on or both surfaces by the use of rolls.
pattern welding
Metals; Metallurgy
A process in which strips or other small sections of iron or steel are twisted together and then forge welded. Homogeneity and toughness are thereby improved. A regular decorative pattern can be ...
patenting
Metals; Metallurgy
A heat treatment applied to medium and high-carbon steel prior to cold drawing to wire. The treatment involves austenitization followed by isothermal transformation at a temperature that produces a ...
passivation
Metals; Metallurgy
The changing of the chemically active surface of a metal to a much less reactive state. Contrast with activation.
