2015

The influence of Sub-Critical Thermochemical Processing on Fatigue Resistance of 42CrMo4 Steel

The influence of Sub-Critical Thermochemical Processing on Fatigue Resistance of 42CrMo4 Steel, Mihai Cojocaru, Leontin Druga, Daniela Dragomir, U.P.B. Sci. Bull., Series B, Vol. 77, Iss. 2, 2015 ISSN 1454 – 2331 The machine parts, fasteners and many other components require

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The Effect of Ce Added to Carburizing Paste on Phase Composition of Carburized Surface Layers

Mihai Cojocaru, Daniela Dragomir, Leontin Druga, Victor Kuncser and Petre Badica, Trans Tech Publications, Switzerland/Advanced Materials Research Vol 1114 (2015) pp 183-189 Investigations on carburized layers phase composition are usually made by optical microscopy, electron

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Deep case carburizing process

Druga L., Cojocaru M., Dragomir D., Deep case carburizing process, Metal Russia, September 2014, pages 32-34 To optimize the deep case carburizing process (2 ... 8 mm) is a major challenge by theoretical and practical point of view - the modeling of the carbon diffusion processes

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