Steel Bars, Forgings, and Tubing 1.05Cr - 0.55Ni - 1.0Mo - 0.12V (0.43 - 0.49C)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.47 | ||
| Si | - | 0.22 | ||
| Mn | - | 0.75 | ||
| P | - | - | ||
| S | - | - | ||
| Ni | - | 0.55 | ||
| Cr | - | 1.05 | ||
| Al | - | - | ||
| Cu | - | - | ||
| Ti | - | - | ||
| Fe | - | remaining | ||
| Mo | - | 1.00 | ||
| Co | - | - | ||
| V | - | 0.10 |
Steel Bars, Forgings, and Tubing 1.05Cr - 0.55Ni - 1.0Mo - 0.12V (0.43 - 0.49C)
| 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) |
|---|---|---|---|---|---|---|
| 534 (≥) | 872 (≥) | 33 | 34 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 441 |
| 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 |
|---|---|---|---|---|---|---|---|
| 877 (≥) | 624 (≥) | 42 | 22 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 112 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 554 | 873 | 675 |
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