Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.06 | 0.12 | ||
| Si | - | 0.80 | ||
| Mn | - | 1.00 | ||
| P | - | 0.035 | ||
| S | - | 0.020 | ||
| Cr | 15.00 | 17.00 | ||
| Ni | 12.50 | 14.50 | ||
| Mo | 2.00 | 2.50 | ||
| W | - | 0.20 | ||
| Ti | - | 0.20 | ||
| Nb | 0.90 | 1.30 |
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) |
|---|---|---|---|---|---|---|
| 621 (≥) | 765 (≥) | 42 | 21 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 |
| 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 |
|---|---|---|---|---|---|---|---|
| 247 (≥) | 527 (≥) | 34 | 12 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 222 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 368 | 796 | 293 |
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