Japan JIS SKS7M Cold rolled special steel strip and SKS7M Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Type | Steel Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Tool Steel And Hard Alloy | SKS7M | JIS | Japan | Cold rolled special steel strip |
SKH58 |
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SKH59 |
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SK2M |
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SK3M |
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SK4M |
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SK5M |
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SK6M |
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SK7M |
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SKS2M |
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SKS5M |
C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Ni(%) | V(%) | W(%) | Cu(%) |
---|---|---|---|---|---|---|---|---|---|
1.10-1.20 | Max 0.35 | Max 0.50 | Max 0.030 | Max 0.030 | 0.20-0.50 | Max 0.25 | Max 0.20 | 2.00-2.50 | Max 0.25 |
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) |
---|---|---|---|---|---|---|
924 (≥) | 224 (≥) | 32 | 41 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 411 |
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 |
---|---|---|---|---|---|---|---|
44 | - | - | 0.23 | - | |||
569 | 112 | - | 24.3 | 441 | - | ||
562 | - | 23 | 24.2 | 431 | 224 |
Heat treated : 1182°C - 1774°C
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