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Description

Japan JIS SKD62 Hot-work die steel and SKD62 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Tool Steel And Hard Alloy: SKD62
Category Type Steel Grade Standard Country Application
Steel GradesTool Steel And Hard Alloy SKD62 JIS Japan Hot-work die steel
SKS95
SKD1
SKD2
SKD10
SKD11
SKD12
SKD4
SKD5
SKD6
SKD61

Chemical composition(mass fraction)(wt.%) of the SKD62

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%) V(%) W(%)
0.32-0.40 0.80-1.20 0.20-0.50 Max 0.030 Max 0.020 4.75-5.50 1.00-1.60 0.20-0.50 1.00-1.60

Mechanical Properties of steel grade SKD62

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)
846 (≥) 622 (≥) 21 21 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade SKD62

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
14 - -     0.32 -  
965 941 - 44.3 324   -  
266 - 11 31.2   322 243

Heat Treatment of steel grade SKD62

Heat treated : 1116°C - 1132°C

Technological Curves of steel grade SKD62

Cross Reference Table (Equivalent Grade) of SKD62

Grade Standard Country Application
SKD62 JIS Japan Hot-work die steel

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