UK B.S. BS 1554, 347S20 Specialsteel Specification for stainless and heat-resisting steel round wire and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | 347S20 | B.S. | UK | Specification for stainless and heat-resisting steel round wire |
| C | Si | Mn | P | S | Cr | Mo | Ni | Nb |
|---|---|---|---|---|---|---|---|---|
| ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 17.00 -21.00 | ≤ ≥ | 9.00 -12.00 | ≤1.00 |
| 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) |
|---|---|---|---|---|---|---|
| 136 (≥) | 657 (≥) | 33 | 32 | 42 | 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 |
|---|---|---|---|---|---|---|---|
| 42 | - | - | 0.41 | - | |||
| 754 | 623 | - | 33.3 | 244 | - | ||
| 573 | - | 23 | 11.2 | 213 | 424 |
Heat treated : 1877°C - 1554°C
| BS 1554 | Specification for stainless and heat-resisting steel round wire | BS-1554.pdf |
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com