Metallurgy

Metallurgy

Metal works and production.

Industry: Metals; Materials science

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Metallurgy

secondary hardening

Metals; Metallurgy

Tempering certain alloy steels at certain temperatures so that the resulting hardness is greater than that obtained by tempering the same steel at some lower temperature for the same time.

seconds

Metals; Metallurgy

The designation given to sheet or strip that has imperfections in moderate degree or extent, which may be classified in two general groups -- imperfections in the base material, or other ...

Used for laminated piston rings. Carbon content about. 60%. Hardened and blue tempered with round edges. Hardness usually Rockwells 30 N 68 to 71, widths vary from. 058 to. 163 and thicknesses are. ...

segregation

Metals; Metallurgy

In an alloy, concentration of alloying elements at specific regions, usually as a result of the primary crystallization of one phase with the subsequent concentration of other elements in the ...

scrap

Metals; Metallurgy

Material unsuitable for direct use but usable for reprocessing by re-melting.

scratch brushed finish

Metals; Metallurgy

Finish obtained by mechanically brushing the surface with wire bristle brushes, by buffing with greaseless compound or by cold rolling with wire bristled rolls on scratch etched finish.