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1.Material: Wheel: 40Mn2 axis of the body: 50 Mn Inside and outside the cover, shaft seat: QT450-10 Iron sets, bracket: QT450-10 Bush: CuPb10Sn10 2. Heat Treatment: Wheel body: the rolling surface IF quenching :48-54HRC, Axis: adjust

1.Material: wheel body: ZG40Mn axis: 50 Mn Excavator bracket: QT450-10 The bulldozer carriage: ZG40Mn Bush: CuPb10Sn10 2. Heat Treatment: Wheel body: the rolling surface IF quenching :48-54HRC, Axis: quenched and tempered :25-30HRC + outer

1.Material: medium carbon alloy structural steel. 2. Heat treatment: the overall quenching. 46-52HRC. 3. Casting Process: wax casting. 4. Shelf life: normal wear and tear can not be maintained due to structural fracture replacement.

1.Material:) 35MnB: after quenching :30-36HRC 2) 80 :24-30HRC heat treatment Process route: Profile --- Drilling --- the counterbore --- red square hole --- heat treatment --- cutting surface cleaning ---- paint ---- packaging

1.Material: 35 MnB 2. Heat Treatment: the tooth profile IF quenching :48-54HRC or in whole quenching 48-54HRC. 3. Hot forging process is made of only processing the bolt holes, the rest of the face is not processed. 4. Warranty: 1 year. 5. Wooden pallet pa

1.Track link 1) Material: of MnB 35 or 40Mn2 2) Heat Treatment: tone quality :30-36HRC + tread IF quenching :48-54HRC 3) Processing: Milling side - drill screw holes - red square - rough boring - heat treatment - Shot - testing - fine boring, ended m

1.Material: round body: ZG40Mn, 2. Heat Treatment: tooth profile IF quenching :48-54HRC 3. Sand casting process. 4. Warranty: 1 year. 5. Wooden pallet packaging.

1.Material: Wheel: 40Mn2 axis of the body: 50 Mn Inside and outside the cover, shaft seat: QT450-10 Iron sets, bracket: QT450-10 Bush: CuPb10Sn10 2. Heat Treatment: Wheel body: the rolling surface IF quenching :48-54HRC, Axis: adjust quali

1) Material: of MnB 35 or 40Mn2 2) heat treatment process: Quenched :30-36HRC + tread IF quenching :48-54HRC 3) Processing: Milling side - drill screw holes - red square - rough boring - heat treatment - Shot - testing - fine boring, ended mouth and chamf

. ????????: ????: 40Mn2 ??? ????: 50 ?? ?????? ? ??????? ??????, ??? ?????: QT450-10 ???????? ??????, ?????????: QT450-10 ???: CuPb10Sn10 2. ??????????? ?????????: ?????? ????: ??????????? ??????? ???? ??????? :48-54HRC, ???: ??????????