China CNS SNB23-1-5 China Taiwan Structural steel and SNB23-1-5 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Structure Steel | SNB23-1-5 | CNS | China | China Taiwan Structural steel |
SUM31L |
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SUM32 |
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SUM41 |
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SUM42 |
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SUM43 |
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SNB5-1 |
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SNB7-2 |
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SNB16-3 |
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SNB21-1-5 |
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SNB22-1-5 |
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | Mo(%) | V(%) |
---|---|---|---|---|---|---|---|---|
0.37-0.44 | 0.20-0.35 | 0.60-0.95 | 0.025 | 0.025 | 0.65-0.95 | 1.55-2.00 | 0.20-0.30 | — |
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) |
---|---|---|---|---|---|---|
271 (≥) | 318 (≥) | 23 | 21 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 423 |
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 | - | - | 0.13 | - | |||
972 | 863 | - | 34.3 | 424 | - | ||
217 | - | 31 | 12.2 | 123 | 111 |
Heat treated : 1756°C - 1316°C
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