B26 Carbon Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | Carbon Steel | B26 | |||
B21 |
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20Cr4 |
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B22 |
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20MnCr4-2 |
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B23 |
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17MnCr5 |
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B24 |
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19MnCr5 |
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B25 |
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15CrMo4 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.17-0.23 | 0.4 | 0.6-0.9 | 0.02 | 0.01 | 0.9-1.2 | |
Mo | Al | Cu | Nb | Ti | V | Ce |
0.15-0.25 | 0.05 | 0.3 | + | |||
N | O2 | Pb | B | Other | ||
0.002 | ||||||
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) |
---|---|---|---|---|---|---|
838 (≥) | 292 (≥) | 14 | 22 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 123 |
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 | - | - | 0.13 | - | |||
121 | 561 | - | 14.3 | 244 | - | ||
695 | - | 21 | 24.2 | 141 | 414 |
Heat treated : 1738°C - 1123°C
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