UK B.S. BS 2HR 52 (2010), BS HR 52, HR52 Specialsteel Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | HR52 | B.S. | UK | Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder) |
C | Si | Mn | P | S | Cr | Ni | Mo | Co | Ti | Fe | Al | V | B | Pb |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
≤0.06 | ≤0.50 | ≤2.00 | ≤0.020 | ≤0.015 | 13.50 -16.00 | 24.00 -27.00 | 1.00 -1.50 | ≤ ≥ | 1.70 -2.00 | ≤remaining | ≤0.35 | 0.10 -0.50 | 0.0030 -0.0100 | ≤0.005 |
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) |
---|---|---|---|---|---|---|
314 (≥) | 834 (≥) | 21 | 41 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 141 |
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 |
---|---|---|---|---|---|---|---|
42 | - | - | 0.12 | - | |||
695 | 347 | - | 34.3 | 122 | - | ||
749 | - | 32 | 42.2 | 224 | 233 |
Heat treated : 1348°C - 1518°C
BS 2HR 52 (2010) | Specification for heat-resisting steel billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3) | BS-2HR-52-(2010).pdf |
BS HR 52 | Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder) | BS-HR-52.pdf |
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