SKH 50 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Tool Steel | SKH 50 | |||
SKT 3 |
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SKT 4 |
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55NiCrMoV7 |
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SKT 6 |
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45NiCrMo16 |
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SKH 2 |
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SKH 3 |
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SKH 4 |
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SKH 10 |
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SKH 40 |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.77-0.87 | 0.7 | 0.45 | 0.03 | 0.03 | 3.5-4.5 | |
Mo | Al | Cu | Nb | W | V | Ce |
8.0-9.0 | 1.4-2.0 | 1.0-1.4 | ||||
N | Co | Pb | B | Other | ||
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) |
---|---|---|---|---|---|---|
997 (≥) | 864 (≥) | 43 | 21 | 21 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 221 |
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 |
---|---|---|---|---|---|---|---|
42 | - | - | 0.13 | - | |||
992 | 745 | - | 44.3 | 244 | - | ||
318 | - | 13 | 12.2 | 422 | 124 |
Heat treated : 1168°C - 1915°C
Grade | Standard | Country | Application |
---|---|---|---|
SKH2 | JIS | Japan | Tungsten series high speed tool steel |
SKH3 | JIS | Japan | Tungsten series high speed tool steel |
SKH4 | JIS | Japan | Tungsten series high speed tool steel |
SKH10 | JIS | Japan | Tungsten series high speed tool steel |
SKH40 | JIS | Japan | Powder metallurgy high-speed tool steel |
SKH50 | JIS | Japan | W-phase system high-speed tool steel |
SKH51 | JIS | Japan | W-phase system high-speed tool steel |
SKH52 | JIS | Japan | W-phase system high-speed tool steel |
SKH53 | JIS | Japan | W-phase system high-speed tool steel |
SKH54 | JIS | Japan | W-phase system high-speed tool steel |
SKH55 | JIS | Japan | W-phase system high-speed tool steel |
SKH56 | JIS | Japan | W-phase system high-speed tool steel |
SKH57 | JIS | Japan | W-phase system high-speed tool steel |
SKH58 | JIS | Japan | W-phase system high-speed tool steel |
SKH59 | JIS | Japan | W-phase system high-speed tool steel |
SKH3 | Sweden | Carbide for cutting tools | |
SKH3 | Sweden | Carbide for cutting tools | |
SKH59 | |||
SKH59 | |||
SKH53 | China | Carbide for cutting tools |
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