The surface of the guide wheel of the track drag chain plate is uniformly quenched

A na-emenyụ elu nke wiil ndu nke efere adọkpụrụ adọkpụrụ akpụ n’otu n’otu, nke nwere dayameta nke 800, yana oyi akwa siri ike (ọ dịghị ihe ọzọ, ọ dịghị obere)

± 25mm, omimi nke oyi akwa mgbanwe na-erughị 2, na ike siri ike bụ 48. Achọghị eriri dị nro.