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Poland PN 08J Steel for determined purposes. Low carbon magnetically soft steel -- Grades and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 08J / 08 J
Category Grade Standard Region/Area Standard Content
Metals 08 J PN H84023-02 Poland Steel for determined purposes. Low carbon magnetically soft steel -- Grades

Chemical composition(mass fraction)(wt.%) of the 08 J

Element Min Max Similar
As - 0.0800 -
Si - 0.0500 -
S - 0.0250 -
P - 0.0200 -
O - 0.0300 -
Ni - 0.0800 -
N2 - 0.0100 -
Mn - 0.2000 -
Cu - 0.1000 -
Cr - 0.0500 -
C - 0.0800 -
Al 0.0200 0.0700 -

Mechanical Properties of steel grade 08 J

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)
938 (≥) 622 (≥) 41 12 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 343

Physical Properties of steel grade 08 J

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
12 - -     0.33 -  
415 288 - 22.3 331   -  
589 - 24 42.2   312 221

Heat Treatment of steel grade 08 J

Heat treated : 1357°C - 1576°C

Technological Curves of steel grade 08 J

Cross Reference Table (Equivalent Grade) of 08 J

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