X10CrMoVNb9-1 1.4903 Forged Ring Turbine Guide Ring Stainless Steel Forging Ring Forgings
Short Introduction :
Largest OD:5000mm
Largest Weight:12000kg
Surface Finish:3.2um Ra Or As Required.
Forging Reduction Min:3.1 Or As Required
Rought machining or Finis Machining |
1.4903 Element:
| C | Si | Mn | P | S | Cr |
| 0.08~0.12% | ≤0.50% | 0.30~0.60% | ≤0.025% | ≤0.015% | 8.00~9.50% |
| Mo | Ni | Nb | V | N | Al |
| 0.85-1.5% | ≤0.40% | 0.06~0.1% | 0.18~0.25% | 0.03~0.07% | ≤0.020% |
Heat Treatment:
Quenching And Tempering.
Mechanical Properties:
| Diamter(d) Side length(a) (mm) | 0.2%-proof strength Rp0.2 (N/mm²) | Tensile strength Rm (N/mm²) | Elongation after fracture (%) | Absorbed impact energy (J) | Hardness |
| L | T | L | T | |
| d≤225 a≤180 | ≥450 | 620-850 | ≥20 | ≥18 | ≥68 | ≥68 | 195-265 |
| 225<d≤600 180<d≤400 | ≥430 | 600-830 | ≥20 | ≥18 | ≥68 | ≥68 |
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