Effects of Deep Cryogenic Treatment on Wear Mechanisms and Microthermal Expansion for the Material of Drive Elements

<table>Representative SEM micrographs of wear particle for SCM415 with Carburizing-Tempering.</table>

Advances in Materials Science and Engineering

Figure 5: Effects of Deep Cryogenic Treatment on Wear Mechanisms and Microthermal Expansion for the Material of Drive Elements 