China GBT U40108 China structural steel and alloy steel and U40108 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Structure Steel | U40108 | GBT | China | China structural steel and alloy steel |
ML35B |
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ML15MnB⑤ |
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ML20MnB |
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ML35MnB |
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ML37CrB |
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ML20MnTiB |
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ML15MnVB |
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ML20MnVB |
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U40048 |
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U40088 |
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) |
---|---|---|---|---|---|---|
731 (≥) | 959 (≥) | 44 | 34 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 231 |
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 |
---|---|---|---|---|---|---|---|
31 | - | - | 0.22 | - | |||
144 | 347 | - | 31.3 | 112 | - | ||
914 | - | 12 | 41.2 | 224 | 242 |
Heat treated : 1771°C - 1761°C
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