Used in the products of the automobile, truck, tractor, and allied industries. Diesel engine castings, liners, cylinders, and pistons.
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 3.10 | 3.60 | ||
Si | 1.95 | 2.40 | ||
Mn | 0.60 | 0.90 | ||
P | - | 0.10 | ||
S | - | 0.15 |
G4000a
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) |
---|---|---|---|---|---|---|
523 (≥) | 959 (≥) | 13 | 22 | 43 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 331 |
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 |
---|---|---|---|---|---|---|---|
863 (≥) | 114 (≥) | 43 | 23 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 | |
Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
866 | 199 | 727 |
We can customize the production of G4000a grade, contact us for the best solution.
–sales@specificsteel.com