• Excavator Undercarriage Parts E320 Track Roller For CAT

    Excavator Undercarriage Parts E320 Track Roller For CAT

    The material of E320 track track roller is 50Mn2, which is formed by forging. After the forming, the blank is quenched and tempered, and the hardness reaches 26 ~ 32HRC. It has high strength, plasticity, toughness and comprehensive mechanical properties.

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