bulldozer spare parts
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Caterpillar D9N Track Drive Sprocket Segment 7T1246 OEM Quality
Caterpillar Undercarriage Spare Parts OEM Quality Bulldozer 7T1246 Segment for D9N Track Drive Sprocket Product Specifications Attribute Value Model NO. D31 Manufacturing Method Forging/Casting Material G33MnCrMo5, G33Mn4, SCMnCr4B, ZG40Mn, and ZG35Mn Item Name Track Drive Sprocket Warranty Time 2000 Hour Color Customer's Request Finish Smooth HRC Depth Heat Treatment HRC 48-54 About Track Drive Sprockets Sprockets are wheels designed with a particular contour, outfitted with
Sumitomo Excavator SH200 Carrier Roller with 40Mn2 Material HRC52-60 Hardness and Heat Treatment
Sumitomo Excavator Undercarriage Spare Parts SH200 Heat Treatment Heavy Duty Top Roller Upper Roller Carrier Roller About Carrier Rollers Carrier rollers are critical components of undercarriages, responsible for supporting both the conveyor belt and the weight of transported materials. Their quality directly impacts the service life of excavators and bulldozers. For belt conveyors, rollers account for 35% of total cost and generate over 70% of operational resistance, making
