Grades | Special Alloy | 3Cr2W8V
3Cr2W8V
3Cr2W8V Application:Alloy tool steel - hot-work die steel
Chemical composition(mass fraction)(wt.%) of the 3Cr2W8V
| C(％) | Si(％) | Mn(％) | P(％) | S(％) | Cr(％) | Ni(％) | V(%) | W(%) | Cu(%) |
|---|---|---|---|---|---|---|---|---|---|
| 0.30～0.40 | ≤0.40 | ≤0.40 | ≤0.030 | ≤0.030 | 2.20～2.70 | ≤0.20 | 0.20～0.50 | 7.50～9.00 | ≤0.30 |
Mechanical properties of grade 3Cr2W8V
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | HBW |
|---|---|---|---|---|---|---|
| 937 (≥) | 892 (≥) | 24 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 144 |
Physical properties of grade 3Cr2W8V
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
|---|---|---|---|---|---|
| 688 (≥) | 646 (≥) | 23 | 34 | 22 | 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 |
- | - | - |
| 658 | 228 | 312 | - | - | - |
3Cr2W8V 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 |