G2500 Cast Iron and Cast Steel to A 159 (2011)

G2500 - Specification & Application

  • A 159 (2011) - Automotive Gray Iron Castings

Used in the products of the automobile, truck, tractor, and allied industries; small cylinder blocks, cylinder heads, air cooled cylinders, pistons, clutch plates, oil pump bodies, transmission cases, gear boxes, clutch housings, and light-duty brake drum

Chemical composition(wt.%) of G2500 grade: to A 159 (2011)

Elements Min.(≥) Max.(≤) Similar Remarks
C 3.20 3.50
Si 2.00 2.40
Mn 0.60 0.90
P - 0.20
S - 0.15
CEV 4.0 4.25

G2500 - Detail

G2500

Mechanical properties of grade G2500 A 159 (2011)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
854 (≥) 753 (≥) 33 23 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 133

Physical properties of grade G2500 A 159 (2011)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
239 (≥) 545 (≥) 21 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 121
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
564 435 828

Equivalent Grade

Equivalent Products

We can customize the production of G2500 grade, contact us for the best solution.
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