St44-2 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Carbon Steel | St44-2 | |||
S235JR |
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S235JR |
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RSt37-2 |
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1.0038 |
|||||
1.0114 |
|||||
St37-3U |
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S235J0 |
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S235J2 |
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1.0117 |
|||||
S275JR |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.21 | 1.50 | 0.035 | 0.035 | |||
Mo | Al | Cu | Nb | Ti | V | Ce |
≤ 0.55 | ||||||
N | Co | Pb | B | Other | ||
≤ 0.012 |
houdu ≤40 tuoyang N |
|||||
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) |
---|---|---|---|---|---|---|
783 (≥) | 478 (≥) | 34 | 23 | 11 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
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 |
---|---|---|---|---|---|---|---|
14 | - | - | 0.23 | - | |||
772 | 545 | - | 33.3 | 221 | - | ||
488 | - | 33 | 14.2 | 333 | 133 |
Heat treated : 1645°C - 1892°C
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