UK B.S. BS S 538, S.538 Specialsteel Specification for chromium-nickel-molybdenum-vanadium heat-resisting steel sheet and strip (930-1130 MPa: maximum thickness 6 mm) (Cr 12, Ni 2.5, Mo 1.7, V 0.3) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | S.538 | B.S. | UK | Specification for chromium-nickel-molybdenum-vanadium heat-resisting steel sheet and strip (930-1130 MPa: maximum thickness 6 mm) (Cr 12, Ni 2.5, Mo 1.7, V 0.3) |
C | Si | Mn | P | S | Cr | Ni | Mo | Nb/Ti | V | N |
---|---|---|---|---|---|---|---|---|---|---|
0.08 -0.16 | ≤0.35 | 0.50 -0.90 | ≤0.030 | ≤0.025 | 11.00 -12.50 | 2.00 -3.00 | 1.50 -2.00 | ≤ ≥ | 0.25 -0.40 | 0.02 -0.04 |
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) |
---|---|---|---|---|---|---|
839 (≥) | 664 (≥) | 22 | 12 | 41 | 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 |
---|---|---|---|---|---|---|---|
23 | - | - | 0.41 | - | |||
995 | 948 | - | 34.3 | 424 | - | ||
151 | - | 11 | 42.2 | 412 | 144 |
Heat treated : 1785°C - 1982°C
BS S 538 | Specification for chromium-nickel-molybdenum-vanadium heat-resisting steel sheet and strip (930-1130 MPa: maximum thickness 6 mm) (Cr 12, Ni 2.5, Mo 1.7, V 0.3) | BS-S-538.pdf |
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