Russia GOST 15X18H12C4TЮ Specialsteel Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | 15X18H12C4TЮ | Duplex steel | GOST | Russia | Russia GOCT standard stainless steel and heat resistant steel steel grade and chemical composition |
C | Si | Mn | P | S | Cr | Ni | Mo | W | Ti | Al |
---|---|---|---|---|---|---|---|---|---|---|
0.12 -0.17 | 3.80 -4.50 | 0.50 -1.00 | ≤0.035 | ≤0.030 | 17.00 -19.00 | 11.00 -13.00 | ≤0.30 | ≤0.20 | 0.40 -0.70 | 0.13 -0.35 |
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) |
---|---|---|---|---|---|---|
482 (≥) | 479 (≥) | 34 | 23 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 121 |
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 |
---|---|---|---|---|---|---|---|
34 | - | - | 0.24 | - | |||
346 | 491 | - | 23.3 | 231 | - | ||
829 | - | 21 | 21.2 | 424 | 322 |
Heat treated : 1899°C - 1293°C
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