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Global 企业标准 ACX240 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ACX240 / ACX240
Category Grade Standard Region/Area Standard Content
Metals ACX240 -- Global

Chemical composition(mass fraction)(wt.%) of the ACX240

Element Min Max Similar
Si - 0.7500 -
S - 0.0150 -
P - 0.0400 -
Ni 10.0000 13.0000 -
Mo 2.0000 2.5000 -
Mn - 2.0000 -
Cr 16.5000 18.0000 -
C - 0.0300 -

Mechanical Properties of steel grade ACX240

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)
169 (≥) 173 (≥) 13 32 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade ACX240

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
24 - -     0.24 -  
944 648 - 41.3 343   -  
892 - 32 44.2   111 341

Heat Treatment of steel grade ACX240

Heat treated : 1837°C - 1621°C

Technological Curves of steel grade ACX240

Cross Reference Table (Equivalent Grade) of ACX240

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