Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.34 | 0.40 | ||
| Si | 0.30 | 0.80 | ||
| Mn | 7.50 | 9.50 | ||
| P | - | 0.035 | ||
| S | - | 0.030 | ||
| Cr | 11.50 | 13.50 | ||
| Ni | 7.00 | 9.00 | ||
| Mo | 1.10 | 1.40 | ||
| W | - | 0.20 | ||
| Ti | - | 0.20 | ||
| Nb | 0.25 | 0.45 | ||
| V | 1.25 | 1.55 |
Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
| 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) |
|---|---|---|---|---|---|---|
| 454 (≥) | 592 (≥) | 22 | 24 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
| 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 |
|---|---|---|---|---|---|---|---|
| 358 (≥) | 787 (≥) | 22 | 14 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 414 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 217 | 729 | 837 |
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