Peening

A stream of sharp material particles which break superficial fibres, reducing internal stress fields.
Found on http://www.poeton.co.uk/w1/glossary.htm

Peening

A technique of blasting the surface of metal with shot. Improves appearance and hardens the surface.
Found on http://www.metalbulletin.com/Glossary.html

Peening

A technique of blasting the surface of metal with shot. Improves appearance and hardens the surface.
Found on http://www.metalbulletin.com/Glossary.html

Peening

The mechanical working of metals by means of hammer blows. Peening tends to stretch the surface of the cold metal, thereby relieving contraction stresses.
Found on http://www.diracdelta.co.uk/science/source/p/e/peening/source.html

Peening

The stretching of metal by hammering or rolling the surface.
Found on http://www.encyclo.co.uk/local/21038
No exact match found