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Description

USA SAE ASTM A 159 (1983), G2500a Caststeel Used in the products of the automobile, truck, tractor, and allied industries and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Caststeel: G2500a
Category Class Grade Type Standard Country Application
Steel GradesCaststeel G2500a Ferrite-Pearlitic SAE USA Used in the products of the automobile, truck, tractor, and allied industries

Chemical composition(mass fraction)(wt.%) of the G2500a

C Si Mn P S
≤3.40 1.60 -2.10 0.60 -0.90 ≤0.15 ≤0.12

Mechanical Properties of steel grade G2500a

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)
358 (≥) 992 (≥) 31 34 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 434

Physical Properties of steel grade G2500a

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
33 - -     0.42 -  
497 596 - 42.3 443   -  
863 - 22 31.2   323 132

Heat Treatment of steel grade G2500a

Heat treated : 1871°C - 1629°C

Technological Curves of steel grade G2500a

Cross Reference Table (Equivalent Grade) of G2500a

Grade Standard Country Application
ASTM G2500a

Relevant standard of G2500a

ASTM A 159 (1983) Automotive gray iron castings ASTM-A-159-(1983).pdf

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