Large-size Tapered Rollers 62x116mm
TEDIN produces high-precision large-size tapered rollers, especially used for wind power main bearings, steel industry, rolling mills, high-speed railway, military products, etc.
| Product: | Tapered Rollers |
| Dimension: | 62.32 x 116.2 mm |
| Application: | 3 MW Wind Turbine Main Bearing (onshore) |
| Material: | Case-hardened Steel |
| Hardness: | HRC 58-62 |
| Profile: | Logarithmic Profile |
| Sorting Diameter Variation: | 0.003mm |
| Surface Roughness | Ra 0.2 |
Quality Control:
TEDIN have a strict quality control system for precision tapered roller bearings:
Our production is consistent with DIN standard: DIN 5402, DIN26281.
1. Raw Material: 100CrMo7-4, G20Cr2Ni4A, Ovako Steel, TIMKEN Steel, etc
Test for chemical composition, quenching grain size, and ultrasonic non-destruction test.
2. Heat Treatment: Test for surface hardness, intermediate hardness, core hardness, effective hardened depth, austenite grain size, and retained austenite content.
3. Logarithmic Profile: The convexity coefficient can according to your requirement.
4. Full test report of Geometric Requirements: dimensions, angle, SR, chamfer, tolerance, roughness, roundness, etc.
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| Product: | Tapered Rollers for double row tapered roller bearings |
| Dimension: | 62.32 x 116.2 mm |
| Application: | 3 MW Wind Turbine Main Bearing (onshore) |
| Material: | Case-hardened Steel |
| Hardness: | HRC 58-62 |
| Profile: | Logarithmic Profile |
| Sorting Diameter Variation: | 0.003mm |
| Surface Roughness | Ra 0.2 |
| Roller Type: | Tapered Rollers for TRB, Cylindrical Rollers for CRB |
| Diameter Range: | φ 10 - φ 160mm |
| Material: | GCr15, GCr15SiMn, Case-hardened steel G20Cr2Ni4A |
| Profile of raceway surface: | Logarithmic profile, crowned profile |
| Diameter Variation/ group: | 0.003mm |
| Roughness (Raceway surface): | Ra 0.08 |
| Roundness: | 0.001mm |
| Application: | rolling mills, wind turbines, crushers, railway, machine tools, etc. |
| Full Test Reports: | Raw Material: Chemical composition, NDT. Heat Treatment: Hardness, case-hardened depth. Logarithmic Profile: Inspection report; Full test report of Geometric Requirements: dimensions, angle, SR, chamfer, tolerance, roughness, roundness, etc. |
