Russia GOST 12X25H16Γ7AP(ЭИ835) Specialsteel Russia GOCT standard deformation of high temperature alloy grades and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 12X25H16Γ7AP(ЭИ835) | GOST | Russia | Russia GOCT standard deformation of high temperature alloy grades and chemical composition | 
| C | Si | Mn | P | S | Cr | Ni | Mo | Al | Ti | Fe | N | B | Cu | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ≤0.12 | ≤1.00 | 5.00 -7.00 | ≤0.035 | ≤0.020 | 23.00 -26.00 | 15.00 -18.00 | ≤ ≥ | ≤ ≥ | ≤ ≥ | ≤remaining | 0.30 -0.45 | ≤0.01 | ≤0.20 | 
| Yield Rp0.2 (MPa) | Tensile Rm (MPa) | Impact KV/Ku (J) | Elongation A (%) | Reduction in cross section on fracture Z (%) | As-Heat-Treated Condition | Brinell hardness (HBW) | 
|---|---|---|---|---|---|---|
| 278 (≥) | 572 (≥) | 12 | 32 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 124 | 
| Temperature (°C) | Modulus of elasticity (GPa) | Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) | Specific thermal capacity (J/kg·°C) | Specific electrical resistivity (Ω mm²/m) | Density (kg/dm³) | Poisson’s coefficient, ν | 
|---|---|---|---|---|---|---|---|
| 44 | - | - | 0.33 | - | |||
| 375 | 637 | - | 23.3 | 332 | - | ||
| 113 | - | 12 | 43.2 | 331 | 223 | 
Heat treated : 1312°C - 1457°C
| Grade | Standard | Country | Application | 
|---|---|---|---|
| 12X25H16Γ7AP(ЭИ835) | 
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