High Precision Bearing Steel Tube
Material, Specification, Key Features, Chemical CompositionMaterial: High Precision Bearing SteelSpecification: ASTM A295, DIN 17230, JIS G4805Key Features:
Exceptional hardness
High wear resistance
Excellent dimensional accuracy
Superior surface finish
Chemical Composition
| Element | Percentage |
| Carbon (C) | 0.95-1.10% |
| Chromium (Cr) | 1.30-1.60% |
| Manganese (Mn) | 0.25-0.45% |
| Silicon (Si) | 0.15-0.35% |
| Phosphorus (P) | max 0.025% |
| Sulfur (S) | max 0.025% |
Mechanical PropertiesSteel Grade: 100Cr6, SUJ2, GCr15Mechanical Properties
| Property | Value |
| Tensile Strength | 900-1200 MPa |
| Yield Strength | 500-800 MPa |
| Elongation | 10-20% |
| Hardness (HRC) | 60-65 |
Application
The high precision bearing steel tube is predominantly used in:
Precision machinery
High-speed rotating equipment
Automotive components
Aerospace applications
Possible Alternative Grades
52100
1075
5210SUJ3
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