UK B.S. BS 2HR 201 (1974), BS 3HR 201 (2009), 2HR201 Specialsteel Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | 2HR201 | B.S. | UK | Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4) |
C | Si | Mn | P | S | Cr | Ni | Mo | Co | Ti | Fe | Al | Cu | B | Bi | Pb | Ag |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.04 -0.10 | ≤1.00 | ≤1.00 | ≤ ≥ | ≤0.015 | 18.00 -21.00 | ≤remaining | ≤ ≥ | ≤2.00 | 1.80 -2.70 | ≤1.50 | 1.00 -1.80 | ≤0.20 | ≤0.0080 | ≤0.0001 | ≤0.002 | ≤0.0005 |
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) |
---|---|---|---|---|---|---|
139 (≥) | 984 (≥) | 43 | 43 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 |
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 |
---|---|---|---|---|---|---|---|
32 | - | - | 0.43 | - | |||
145 | 445 | - | 12.3 | 434 | - | ||
676 | - | 21 | 33.2 | 331 | 431 |
Heat treated : 1579°C - 1636°C
BS 2HR 201 (1974) | Specification for nickel-chromium-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4) | BS-2HR-201-(1974).pdf |
BS 3HR 201 (2009) | Specification for nickel-chromium- titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 2.2, Al 1.4) | BS-3HR-201-(2009).pdf |
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