Aluminum

Aluminum

Industry: Metals

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Aluminum

Hardness

Metals; Aluminum

Resistance to plastic deformation, usually by indentation. The term may also refer to stiffness or temper, or to resistance to scratching, abrasion or cutting.

A measure of hardness (resistance to indentation) obtained by applying a load--through use of a ball indenter--and measuring the permanent impression in the material. The hardness value of aluminium ...

Grinding

Metals; Aluminum

Removing material from a work piece with an abrasive wheel.

Hard coat anodizing

Metals; Aluminum

A combined electrical and chemical finishing process for aluminium that produces a hard, colored, protective film on the surface.

Grain flow

Metals; Aluminum

The directional characteristics of the metal structure after working, revealed by etching a polished section.

Inspection lot

Metals; Aluminum

(1) For non-heat treated tempers, an identifiable quantity of material of the same mill form, alloy, temper, section and size submitted for inspection at one time. (2) For heat treated tempers, an ...

Hollow billet

Metals; Aluminum

A billet prepared for extruding seamless tube or pipe. The outside diameter may be scalped and the inside diameter may be bored or cast hollow to assure sound metal.