High quality track chain D4 D4D D4E bulldozer excavator undercarriage spare part

 

 

material	surface hardness	tensile strength	elongation	impact test	quench depth
35MnB	HRC52-56	≥76kg/mm2	≥10%	≥4kgf·m/cm2	8-10mm

 

 

• The broadly optional track link assembly,with pitch from 101 to 216,suits for excavating equipment and special machinery of most sizes
• Solid design of chain link enables wear resistance and stress resistance for ling time
• The highly finished and deeply quenched chain link,pin sleeve and bush are stronger in wear resistance