Russia GOCT Standard vacuum smelting casting high temperature alloy bar
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.03 | 0.10 | ||
| Cr | 32.00 | 35.00 | ||
| Ni | - | remaining | ||
| Co | - | - | ||
| Mo | 2.30 | 3.50 | ||
| W | 4.30 | 5.50 | ||
| Al | 0.70 | 1.30 | ||
| Ti | 0.70 | 1.30 | ||
| Nb | 0.70 | 1.30 | ||
| Fe | - | 0.50 |
Russia GOCT Standard vacuum smelting casting high temperature alloy bar
| 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) |
|---|---|---|---|---|---|---|
| 718 (≥) | 221 (≥) | 41 | 31 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 |
| 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 |
|---|---|---|---|---|---|---|---|
| 678 (≥) | 671 (≥) | 24 | 33 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 654 | 491 | 658 |
We can customize the production of BЖ4Л-BИ grade, contact us for the best solution.
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