20CrMo Hardened Steel Bushing with 57-62 HRC Hardness and 250 N/mm² Load Capacity for Heavy Equipment
Price:
Negotiable
Product Description
Material Composition
- Base Material: Sorbite Steel
- Base Hardness: 280-330HV0.3
- Carburized Treatment
- Hardness of carburized layer: HRC57-62
- Thickness of carburized layer: 0.8-1.2mm
Surface Treatments
QPQ Treatment
- Hardness: >550HV
- Thickness: 0.15-0.4mm
Coating Treatment
- Multiple self-lubricating layers
- Designed oil pockets on inner surface for grease retention
- Provides resistance to impact, wear, friction and corrosion
Performance Advantages
- No additional oil or grease required for lubrication
- Operates at temperatures up to 300°C without bearing burn or journal sticking
- High load capacity with strong compression resistance
- High hardness with low friction coefficient
- Eliminates traditional bushing issues like noise and frequent replacement
Applications
20CrMo hardened steel bushings are widely used in excavators, rotary drilling machines, heavy duty loaders, and diaphragm wall grabs for demanding industrial applications.
Technical Specifications
| Parameter | Value |
|---|---|
| Material | 20CrMo |
| Max Dynamic Load | 250 N/mm² |
| Operating Temperature Range | -100°C to 350°C |
| Max Sliding Speed | 1.5 m/s |
| Hardness | 57-62 HRC |
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Company
Jiashan PVB Sliding Bearing Co.,Ltd
Contact Person
Catherine Hu