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America UNS G88224 Free cutting steel and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G88224 / G88224
Category Grade Standard Region/Area Standard Content
Metals G88224 -- America Free cutting steel

Chemical composition(mass fraction)(wt.%) of the G88224

Element Min Max Similar
Si 0.1500 0.3500 -
S - 0.0400 -
Pb 0.1500 0.3500 -
P - 0.0350 -
Ni 0.4000 0.7000 -
Mo 0.3000 0.4000 -
Mn 0.7500 1.0000 -
Cu - 0.3500 -
Cr 0.4000 0.6000 -
C 0.2000 0.2500 -

Mechanical Properties of steel grade G88224

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)
492 (≥) 212 (≥) 42 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade G88224

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
41 - -     0.42 -  
783 494 - 13.3 133   -  
615 - 21 32.2   412 124

Heat Treatment of steel grade G88224

Heat treated : 1429°C - 1914°C

Technological Curves of steel grade G88224

Cross Reference Table (Equivalent Grade) of G88224

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