Open-die Forged Generator Rotor Shaft
- Large Forging Capability: Max single-piece weight up to 25 tons.
- Versatile Sizes: Lengths up to 6 meters, diameters up to 2.5 meters.
- Enhanced Strength: Uniform grain flow improves fatigue and impact resistance.
- Precision Machining: Post-forging tolerances can reach ±0.01 mm.
- Certified Quality: Production and testing in full compliance with ISO9001, PED, and SGS standards.
Technical Specifications
| Parameter | Specification |
| Product Name | Generator Rotor Shaft |
| Forging Type | Free Forging / Open Die Forging |
| Material Options | Nickel Alloys, Carbon Steel, Alloy Steel, Stainless Steel |
| Outer Diameter Range | 100 mm – 2,500 mm |
| Length Range | Up to 6,000 mm |
| Weight Range | 50 kg – 25,000 kg per piece |
| Shape Types | Shaft, Disc, Ring, Block, Hollow, Custom Complex Shapes |
| Tolerance (As-Forged) | ±0.5 mm – ±1.0 mm |
| Tolerance (After Machining) | ±0.01 mm |
| Surface Roughness (Ra) | ≤3.2 μm (as-forged) / ≤1.6 μm (rough-machined) |
| Heat Treatment | Annealing, Normalizing, Quenching & Tempering |
| Testing Methods | UT, MT, Hardness, Tensile, and Dimensional Inspection |
| Monthly Capacity | 500–1000 tons |
| Delivery Time | 15–30 days (urgent) / 30–45 days (standard) |
| Packaging | Wooden Cases / Steel Pallets / Customized Export Packing |