Specification for nickel-iron-chromium-molybdenum-titanium heat-resisting alloy billets, bars, forgings and parts (Ni/Co 42.5, Cr 12.5, Mo 5.8, Ti 3.0, Fe remainder)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.02 | 0.06 | ||
| Si | - | 0.40 | ||
| Mn | - | 0.50 | ||
| P | - | 0.020 | ||
| S | - | 0.020 | ||
| Cr | 11.00 | 14.00 | ||
| Ni | 40.00 | 45.00 | ||
| Mo | 5.00 | 6.50 | ||
| Co | - | 1.00 | ||
| Ti | 2.80 | 3.10 | ||
| Fe | - | remaining | ||
| Al | - | 0.30 | ||
| Cu | - | 0.20 | ||
| B | 0.010 | 0.020 | ||
| Pb | - | 0.0010 | ||
| Bi | - | 0.0001 | ||
| Ag | - | 0.0005 |
Specification for nickel-iron-chromium-molybdenum-titanium heat-resisting alloy billets, bars, forgings and parts (Ni/Co 42.5, Cr 12.5, Mo 5.8, Ti 3.0, Fe remainder)
| 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) |
|---|---|---|---|---|---|---|
| 428 (≥) | 629 (≥) | 42 | 32 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 311 |
| 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 |
|---|---|---|---|---|---|---|---|
| 155 (≥) | 718 (≥) | 43 | 41 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 761 | 691 | 858 |
We can customize the production of HR53 grade, contact us for the best solution.
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