China GBT 30CrMnSi China structural steel and alloy steel and 30CrMnSi Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | Structure Steel | 30CrMnSi | GBT | China | China structural steel and alloy steel |
25Cr2MoVA |
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25Cr2Mo1VA |
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38CrMoAl |
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40CrV |
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50CrVA |
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15CrMn |
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20CrMn |
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40CrMn |
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20CrMnSi |
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25CrMnSi |
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) |
---|---|---|---|---|---|---|
927 (≥) | 195 (≥) | 34 | 42 | 31 | 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 |
---|---|---|---|---|---|---|---|
24 | - | - | 0.42 | - | |||
116 | 836 | - | 34.3 | 213 | - | ||
776 | - | 34 | 41.2 | 143 | 322 |
Heat treated : 1371°C - 1613°C
Grade | Standard | Country | Application |
---|---|---|---|
30CrMnSi | GBT | China | China structural steel and alloy steel |
30CrMnSiA | GBT | China | China structural steel and alloy steel |
30CrMnSiNi2A | GBT | China | China structural steel and alloy steel |
ML30CrMnSiA | GBT | China | China structural steel and alloy steel |
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