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) |
---|---|---|---|---|---|---|
533 (≥) | 362 (≥) | 44 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 241 |
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 | - | - | 0.34 | - | |||
722 | 724 | - | 23.3 | 241 | - | ||
577 | - | 41 | 13.2 | 133 | 232 |
Heat treated : 1534°C - 1779°C
SEW 390 | Non magnetizable steels. Technical delivery conditions | SEW-390.pdf |
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