Grades | Cast Iron and Cast Steel | G2500a
SAE G2500a ( Ferrite-Pearlitic )
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G2500a Application:Used in the products of the automobile, truck, tractor, and allied industries
Chemical composition(mass fraction)(wt.%) of the G2500a
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 3.40 | ||
| Si | 1.60 | 2.10 | ||
| Mn | 0.60 | 0.90 | ||
| P | - | 0.15 | ||
| S | - | 0.12 |
Mechanical properties of grade G2500a
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | HBW |
|---|---|---|---|---|---|---|
| 576 (≥) | 472 (≥) | 21 | 41 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 233 |
Physical properties of grade G2500a
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
|---|---|---|---|---|---|
| 371 (≥) | 963 (≥) | 42 | 41 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
- | - | - |
| 144 | 226 | 662 | - | - | - |
G2500a Range of products
| Product type | Products | Dimension | Processes | Deliver Status |
|---|---|---|---|---|
| Plates / Sheets | Plates / Sheets | 0.08-200mm(T)*W*L | Forging, hot rolling and cold rolling | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Steel Bar | Round Bar, Flat Bar, Square Bar | Φ8-1200mm*L | Forging, hot rolling and cold rolling, Cast | Black, Rough Turning, Shot Blasting, |
| Coil / Strip | Steel Coil /Steel Strip | 0.03-16.0x1200mm | Cold-Rolled & Hot-Rolled | Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting |
| Pipes / Tubes | Seamless Pipes/Tubes, Welded Pipes/Tubes | OD:6-219mm x WT:0.5-20.0mm | Hot extrusion, Cold Drawn, Welded | Annealed, Solution and Aging, Q+T, ACID-WASHED |