Yankunan tono EX40-2 Track nadi

Waƙar Hitachiabin nadiEX40-2 na'ura ce ta ƙasƙanci ta musamman wacce ta dace da ƙirar ƙirar Hitachi EX40-2. Babban aikinsa shi ne tallafawa nauyin jikin mai tono, wanda zai ba da damar yin tafiya cikin kwanciyar hankali a yanayi daban-daban. The dabaran jiki abu ne kullum 50Mn, 40Mn2, da dai sauransu Bayan ƙirƙira, machining da zafi magani, da taurin na dabaran surface quenching bukatar isa HRC45 ~ 52 don tabbatar da kyau abrasion juriya da load hali iya aiki.