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America SAE O6 Tool and die steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: O6 / O6
Category Grade Standard Region/Area Standard Content
Metals O6 SAE J 438 America Tool and die steels

Chemical composition(mass fraction)(wt.%) of the O6

Element Min Max Similar

Mechanical Properties of steel grade O6

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)
864 (≥) 727 (≥) 44 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical Properties of steel grade O6

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
21 - -     0.41 -  
898 544 - 41.3 333   -  
664 - 21 14.2   223 142

Heat Treatment of steel grade O6

Heat treated : 1367°C - 1634°C

Technological Curves of steel grade O6

Cross Reference Table (Equivalent Grade) of O6

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