Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.06 | ||
| Si | - | 0.60 | ||
| Mn | 8.00 | 10.00 | ||
| P | - | 0.020 | ||
| S | - | 0.020 | ||
| Cr | 17.00 | 19.00 | ||
| Ni | 4.00 | 5.50 | ||
| Mo | - | 0.30 | ||
| B | 0.0010 | 0.0030 | ||
| Nb | 0.15 | 0.25 | ||
| Ce | 0.01 | 0.03 | ||
| N | 0.35 | 0.45 | ||
| Ca | 0.001 | 0.003 |
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) |
|---|---|---|---|---|---|---|
| 819 (≥) | 634 (≥) | 23 | 21 | 22 | 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 |
|---|---|---|---|---|---|---|---|
| 342 (≥) | 262 (≥) | 24 | 14 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 441 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 311 | 456 | 845 |
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