Left Drive Helical Gear (Part No. 275100167) for XCMG Loaders
Base Material:
Case-hardened alloy steel 20CrMnTi with ultimate tensile strength ≥1,080 MPa.
Heat Treatment:
Carburizing depth: 1.2–1.5mm. Surface hardness: 58–62 HRC; core hardness: 30–35 HRC.
Machining Tolerance:
AGMA Class 10 accuracy . Profile deviation ≤0.015mm, helix angle error ≤2'.
Surface Finish:
Ground tooth flank roughness Ra ≤0.4μm, shot-peened root fillets.
Testing Requirements:
Magnetic particle inspection
100% gear rolling test under 280 N·m torque
Microstructure verification per 2639
Prohibitions:
No substitution with non-carburizing steels (e.g., 45# steel).
Post-heat treatment grinding depth ≤0.2mm.
Product Deatials
| Part Name | Left Active Helical Gear | Part Number | 275100167 |
| Model | LW500KN/ZL50GN | Application | XCMG Loader |
| Package Size | / | GW | 2.2KG |
| MOQ | 1 PC | Brand Name | CBP |
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