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Description

SKC3 Tool Steel and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel: SKC3
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel SKC3
SK75M
SK6M
SK65M
SK7M
SKS2M
SKS5M
SKS7M
SKS51M
SKS81M
SKS95M

Chemical composition(mass fraction)(wt.%) of the SKC3

C
Si
Mn
P
S
Cr Ni
0.7-0.85 0.15-0.35 0.5 0.03 0.03 ≤0.2 ≤0.25
Mo Al Cu Nb Ti V Ce
    ≤0.25   ≤0.25 ≤0.25  
N Co Pb B Other    
             
             

Mechanical Properties of steel grade SKC3

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)
644 (≥) 348 (≥) 21 11 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SKC3

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
32 - -     0.21 -  
132 594 - 34.3 444   -  
982 - 44 21.2   231 334

Heat Treatment of steel grade SKC3

Heat treated : 1267°C - 1452°C

Technological Curves of steel grade SKC3

Cross Reference Table (Equivalent Grade) of SKC3

Grade Standard Country Application
SKC3 JIS Japan Hollow Steel
SKC31 JIS Japan Hollow Steel
SKC31① China Carbide for cutting tools
SKC31① China Carbide for cutting tools
SKC31① China Carbide for cutting tools

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