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 | 3.00 | 3.30 | ||
| Si | 1.80 | 2.10 | ||
| Mn | 0.70 | 1.00 | ||
| P | - | 0.10 | ||
| S | - | 0.15 | ||
| CEV | 3.7 | 3.9 |
G4000
| 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) |
|---|---|---|---|---|---|---|
| 229 (≥) | 839 (≥) | 44 | 41 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 134 |
| 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 |
|---|---|---|---|---|---|---|---|
| 983 (≥) | 421 (≥) | 22 | 42 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 866 | 964 | 547 |
We can customize the production of G4000 grade, contact us for the best solution.
–sales@specificsteel.com