Korea KS STS420J1 martensitic steel and STS420J1 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Type | Steel Grade | Standard | Country | Application |
|---|---|---|---|---|---|
| Steel Grades | Heat-Resistant Steel | STS420J1 | KS | Korea | martensitic steel |
| STS430 |
|||||
| STS430F |
|||||
| STS434 |
|||||
| STS447J1 |
|||||
| STSXM27 |
|||||
| STS403 |
|||||
| STS410 |
|||||
| STS41oJl |
|||||
| STS41OF2 |
|||||
| STS416 |
| C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) |
|---|---|---|---|---|---|---|
| 0.16-O.25 | Max 1.00 | Max 1.00 | Max 0.04 | Max 0.03 | 12.0-14.O | Max 0.60 |
| 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) |
|---|---|---|---|---|---|---|
| 555 (≥) | 297 (≥) | 13 | 44 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 114 |
| 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 |
|---|---|---|---|---|---|---|---|
| 11 | - | - | 0.33 | - | |||
| 868 | 839 | - | 11.3 | 122 | - | ||
| 288 | - | 43 | 32.2 | 222 | 323 |
Heat treated : 1978°C - 1448°C
| Grade | Standard | Country | Application |
|---|---|---|---|
| STS420J1 | KS | Korea | martensitic steel |
| STS420J1 | KS | Korea | martensitic steel |
| STS420J1TKA | KS | Korea | KS standard mechanical and structure with stainless steel pipe(KS D3536-1992) |
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