Romania STAS/SR OL2.3 Structural steel and OL2.3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Structure Steel | OL2.3 | STAS/SR | Romania | Structural steel |
OL37.3 |
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OL7.4 |
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OL42.1 |
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OL42.2 |
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OL42.3 |
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OL44.2 |
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OL44.3 |
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OL44.4 |
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OL50.1 |
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OL52.2 |
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) |
---|---|---|---|---|---|---|
629 (≥) | 627 (≥) | 31 | 34 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 243 |
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 |
---|---|---|---|---|---|---|---|
34 | - | - | 0.32 | - | |||
539 | 611 | - | 13.3 | 421 | - | ||
836 | - | 31 | 21.2 | 123 | 211 |
Heat treated : 1911°C - 1893°C
Grade | Standard | Country | Application |
---|---|---|---|
OL2.3 | STAS/SR | Romania | Structural steel |
EN 31CrMol2 | EN | Euronorm | Euronorm Structural steel |
Q235 | China | Engineering and welding | |
Q235 B | China | Engineering and welding | |
Q235 C | China | Engineering and welding | |
Q235 D | China | Engineering and welding | |
Q235q C | China | Bridge structure with steel | |
Q235q D | China | Bridge structure with steel | |
Q345q E | China | Bridge structure with steel | |
Q345q C | China | Bridge structure with steel | |
ASTM 1030 | ASTM | USA | General use carbon steel bar |
UNS G10300 | UNS | USA | General use carbon steel bar |
ASTM 1013 | ASTM | USA | General use carbon steel bar |
UNS G10130 | UNS | USA | General use carbon steel bar |
T13 | China | Carbon tool steel | |
5Cr3Mn1SiMo1V | China | Alloy tool steel - Impact resistance tool steel | |
3Cr2W8V | China | Alloy tool steel - hot-work die steel | |
5Cr4Mo3SiMnVA1 | China | Alloy tool steel - hot-work die steel | |
3Cr3Mo3W2V | China | Alloy tool steel - hot-work die steel | |
8Cr3 | China | Alloy tool steel - hot-work die steel |
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