Nicrofer 5520 Co B - Alloy 617 B
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| Cr | 21.0000 | 23.0000 | ||
| Fe | - | 1.5000 | ||
| C | 0.0500 | 0.0800 | ||
| Mn | - | 0.5000 | ||
| Si | - | 0.3000 | ||
| Co | 11.0000 | 13.0000 | ||
| S | - | 0.0800 | ||
| Ti | 0.2500 | 0.5000 | ||
| Mo | 8.0000 | 10.0000 | ||
| Nb | - | 0.6000 | ||
| P | - | 0.0120 | ||
| Al | 0.8000 | 1.3000 | ||
| V | - | 0.6000 | ||
| B | 0.0010 | 0.0050 |
Nicrofer 5520 Co B - Alloy 617 B
| Proof strength Rp0.2 (MPa) |
Tensile strength Rm (MPa) |
Impact energy KV (J) |
Elongation at fracture A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 722 (≥) | 796 (≥) | 13 | 24 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 214 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
Modulus of elasticity kN/mm2 |
Expansion rate |
|---|---|---|---|---|---|---|---|
| 826 (≥) | 412 (≥) | 34 | 41 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 333 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 616 | 479 | 226 |
We can customize the production of Nicrofer 5520 Co B - Alloy 617 B grade, contact us for the best solution.
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