秒速飞艇现场开奖直播

秒速飞艇开奖记录

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There are currently 3 names in this directory beginning with the letter R.

Reduction

The measure that the diameter decreased when going from blank to a cup. Also refers to the percentage decrease of a cross-sectional area, when discussing forging, extrusion, rolling or drawing. In general the term refers to a percentage decrease from an original shape to the re-shape.

Restriking

A process that uses striking to improve alignment, surface condition, hardness and tolerances. Only used when parts are misaligned or forged incorrectly.

Reverse Drawing

An operation in which a part is drawn in the opposite direction to which it was originally drawn.