UK B.S. BS 2056, 316S42 Specialsteel Specification for stainless steel wire for mechanical springs and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 316S42 | B.S. | UK | Specification for stainless steel wire for mechanical springs |
| C | Si | Mn | P | S | Cr | Mo | Ni |
|---|---|---|---|---|---|---|---|
| ≤0.07 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 16.00 -18.50 | 2.00 -2.50 | 9.50 -13.50 |
| 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) |
|---|---|---|---|---|---|---|
| 454 (≥) | 852 (≥) | 42 | 13 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 |
| 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 |
|---|---|---|---|---|---|---|---|
| 12 | - | - | 0.12 | - | |||
| 628 | 582 | - | 23.3 | 223 | - | ||
| 771 | - | 43 | 32.2 | 114 | 141 |
Heat treated : 1686°C - 1194°C
| BS 2056 | Specification for stainless steel wire for mechanical springs | BS-2056.pdf |
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