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America SAE 9259 Chemical compositions of SAE alloy steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 9259 / 9259
Category Grade Standard Region/Area Standard Content
Metals 9259 SAE J 404 America Chemical compositions of SAE alloy steels

Chemical composition(mass fraction)(wt.%) of the 9259

Element Min Max Similar
Si 0.7000 1.1000 -
S - 0.0400 -
Pb 0.1500 0.3500 -
P - 0.0300 -
Ni - 0.2500 -
Mo - 0.0600 -
Mn 0.7500 1.0000 -
Cu - 0.3500 -
Cr 0.4500 0.6500 -
C 0.5600 0.6400 -

Mechanical Properties of steel grade 9259

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)
255 (≥) 138 (≥) 41 43 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade 9259

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
23 - -     0.13 -  
611 695 - 12.3 242   -  
372 - 12 21.2   412 143

Heat Treatment of steel grade 9259

Heat treated : 1582°C - 1682°C

Technological Curves of steel grade 9259

Cross Reference Table (Equivalent Grade) of 9259

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