France AFNOR SD2 Carbide for cutting tools and SD2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
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Steel Grades | Tool Steel And Hard Alloy | SD2 | AFNOR | France | Carbide for cutting tools |
S10 |
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S20 |
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S20 |
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S25 |
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S25 |
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S30 |
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S30 |
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S40 |
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S40 |
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SD2 |
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) |
---|---|---|---|---|---|---|
251 (≥) | 938 (≥) | 42 | 11 | 41 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 131 |
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 |
---|---|---|---|---|---|---|---|
12 | - | - | 0.12 | - | |||
634 | 828 | - | 43.3 | 121 | - | ||
431 | - | 44 | 42.2 | 441 | 334 |
Heat treated : 1434°C - 1457°C
Grade | Standard | Country | Application |
---|---|---|---|
SD2 | AFNOR | France | Carbide for cutting tools |
SD2 | AFNOR | France | Carbide for cutting tools |
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