Germany SEW SEW 390, X40MnCr18 Specialsteel Non magnetizable steels. Technical delivery conditions and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
| Category | Class | Grade | Standard | Country | Application | 
|---|---|---|---|---|---|
| Steel Grades | Specialsteel | X40MnCr18 | SEW | Germany | Non magnetizable steels. Technical delivery conditions | 
| C | Si | Mn | P | S | Cr | 
|---|---|---|---|---|---|
| 0.40 -0.55 | ≤0.80 | 17.00 -19.00 | ≤0.100 | ≤0.030 | 3.00 -5.00 | 
| 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) | 
|---|---|---|---|---|---|---|
| 343 (≥) | 758 (≥) | 33 | 34 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 123 | 
| 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 | 
|---|---|---|---|---|---|---|---|
| 41 | - | - | 0.43 | - | |||
| 132 | 935 | - | 12.3 | 144 | - | ||
| 477 | - | 34 | 31.2 | 222 | 422 | 
Heat treated : 1881°C - 1534°C
| SEW 390 | Non magnetizable steels. Technical delivery conditions | SEW-390.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