Increase of durability of heavy-duty machine parts of surfaces static-pulse treatment
Journal: Engineering industry and life safety (Vol.9, No. 3)Publication Date: 2012-09-30
Authors : Kokoreva O.G.;
Page : 64-68
Keywords : static-pulse treatment; hardening the surface; quality characteristics of the surface layer; reliability; durability;
Abstract
Offered for practical use in production the new method of statiс-pulse hardening of hard loaded surfaces has a number of essential advantages in comparison with applied now. Distinctive feature of a method is the combination of static and dynamic processes of processing as a result of which necessary qualities of a blanket of a processed detail, and as necessary hardness and residual tension of compression are provided. This way of hardening is one of more effective, energy saving and easily realized in production. Static-pulsed hardening increases the number of controlled design, tuning, and technological factors that affect the result of hardening. As a result, the static-pulse processing provides reduced surface roughness, increased wear resistance and hardness of the surface layer by increasing the depth of hardening and changes in the microstructure of the met-al. For the static-pulsed hardening is characterized by high performance and low cost compared with heat treatment and explosion.
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