FIELD: technological processes.
SUBSTANCE: method includes deformation of stock with ceramic tool, material of which is selected depending on its adhesion properties. Elimination of adhesive damage of surface metal layer is provided by the fact that adhesive properties of tool material are identified by value of tool material electrons yield, which should not be less than 4.0 eV.
EFFECT: invention is intended to improve quality of pipes surface, to produce pipes with submicron purity of surface.
2 dwg, 2 tbl
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Authors
Dates
2010-09-20—Published
2008-06-24—Filed