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EXCAVATOR UNDERCARRIER PARTS

EXCAVATOR ENGIN PARTS

  • Excavator Undercarriage Parts EX300 Track Roller For HITACHI

    Excavator Undercarriage Parts EX300 Track Roller For HITACHI

    EX300 track roller is forged by 50Mn2 round steel material with good hardenability;Heat treatment process + medium frequency quenching.Surface hardness achievable HRC55-60, hardened layer depth up to 6-8mm, ensuring it's strength and durable.

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