JIS SK3
JIS SK3 PDF JIS SK3 Word
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SK3 JIS Japan Carbon tool steel
S2-9-2
1.3348
S18-0-1
1.3355
SK140
SK1
SK120
SK2
TC120
SK105
Datasheet for:Steel Grades:Tool Steel And Hard Alloy:SK3

Chemical composition(mass fraction)(wt.%) of the SK3

C(%) Si(%) Mn(%) P(%) S(%)
1.00-1.10 0.15-0.35 0.15-0.50 Max 0.030 Max 0.030

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of grade SK3

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)
613 (≥) 894 (≥) 14 11 44 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
33 - -     0.44 -  
591 916 - 13.3 131   -  
348 - 31 12.2   322 313
Heat treated : 1943°C - 1616°C
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
SK3 JIS Japan
Carbon tool steel
SK3M JIS Japan
Cold rolled special steel strip
SK3

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