China GB GB/T 8732 (2004) , 2Cr11NiMoNbVN Specialsteel Steels of blade for steam turbine and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 2Cr11NiMoNbVN | GB | China | Steels of blade for steam turbine | 
| C | Mn | P | S | Si | Ni | Cr | Mo | Cu | V | Al | N | Nb | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.1500 -0.2000 | 0.5000 -0.8000 | ≤0.0200 | ≤0.0150 | ≤0.5000 | 0.3000 -0.6000 | 10.0000 -12.0000 | 0.6000 -0.9000 | ≤0.1000 | 0.2000 -0.3000 | ≤0.0300 | 0.0400 -0.0900 | 0.2000 -0.6000 | 
| 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) | 
|---|---|---|---|---|---|---|
| 919 (≥) | 318 (≥) | 12 | 43 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 212 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.21 | - | |||
| 626 | 685 | - | 32.3 | 323 | - | ||
| 824 | - | 11 | 31.2 | 214 | 223 | 
Heat treated : 1213°C - 1695°C
| GB/T 8732 (2004) | Steels of blade for steam turbine | GB-T-8732--(2004)-.pdf | 
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com