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) |
---|---|---|---|---|---|---|
339 (≥) | 324 (≥) | 31 | 33 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 133 |
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 | - | - | 0.34 | - | |||
398 | 383 | - | 31.3 | 243 | - | ||
681 | - | 34 | 42.2 | 121 | 221 |
Heat treated : 1761°C - 1775°C
Grade | Standard | Country | Application |
---|---|---|---|
12X25H16Γ7AP(ЭИ835) |
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