Korea KS D 3702 (2008), D 3706 (2008), STS431 Specialsteel Stainless steel bars and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | STS431 | Martensite | KS | Korea | Stainless steel bars |
C | Si | Mn | P | S | Cr | Ni | Mo | N |
---|---|---|---|---|---|---|---|---|
≤0.20 | ≤1.00 | ≤1.00 | ≤0.040 | ≤0.030 | 15.00 -17.00 | 1.25 -2.50 | ≤ ≥ | ≤ ≥ |
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) |
---|---|---|---|---|---|---|
784 (≥) | 381 (≥) | 34 | 13 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 222 |
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 |
---|---|---|---|---|---|---|---|
33 | - | - | 0.22 | - | |||
919 | 222 | - | 31.3 | 422 | - | ||
641 | - | 23 | 23.2 | 442 | 424 |
Heat treated : 1427°C - 1559°C
D 3702 (2008) | Stainless steel wire rods | D-3702-(2008).pdf |
D 3706 (2008) | Stainless steel bars | D-3706-(2008).pdf |
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