UK B.S. BS 1503, BS 6258, BS 970-1, BS 970-3, 310S31 Specialsteel Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | 310S31 | B.S. | UK | Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes |
C | Si | Mn | P | S | Cr | Mo | Ni |
---|---|---|---|---|---|---|---|
≤0.15 | ≤1.50 | ≤2.00 | ≤0.045 | ≤0.03 | 24.00 -26.00 | ≤ ≥ | 19.00 -22.00 |
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) |
---|---|---|---|---|---|---|
164 (≥) | 232 (≥) | 44 | 42 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 122 |
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 | - | - | 0.43 | - | |||
126 | 874 | - | 22.3 | 334 | - | ||
973 | - | 43 | 44.2 | 142 | 331 |
Heat treated : 1579°C - 1443°C
BS 1503 | Specification for steel forgings for pressure purposes | BS-1503.pdf |
BS 6258 | Specification for hollow steel bars for machining | BS-6258.pdf |
BS 970-1 | Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels | BS-970-1.pdf |
BS 970-3 | Specification for wrought steels for mechanical and allied engineering purposes. Bright bars for general engineering purposes | BS-970-3.pdf |
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