China GB GB/T 8732-2014, 12Cr13 Specialsteel Steels of blade for steam turbine and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | 12Cr13 | Martensite | GB | China | Steels of blade for steam turbine |
C | Si | Mn | P | S | Cr | Cu |
---|---|---|---|---|---|---|
0.10 -0.15 | ≤0.60 | ≤0.60 | ≤0.030 | ≤0.020 | 11.50 -13.50 | ≤0.30 |
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) |
---|---|---|---|---|---|---|
585 (≥) | 416 (≥) | 24 | 34 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 432 |
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 | - | - | 0.44 | - | |||
984 | 934 | - | 31.3 | 211 | - | ||
953 | - | 13 | 43.2 | 423 | 121 |
Heat treated : 1169°C - 1477°C
Grade | Standard | Country | Application |
---|---|---|---|
12Cr13 |
GB/T 8732-2014 | Steels of blade for steam turbine | GB-T-8732-2014.pdf |
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