Grades | Stainless Steels | GH4049
GB GH4049
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GH4049 Application:Classification and designation for superalloys and high temperature intermetallic materials
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.10 | ||
| Cr | 9.50 | 11.0 | ||
| Mo | 4.50 | 5.50 | ||
| Ni | - | Remainder | ||
| W | 5.00 | 6.00 | ||
| Al | 3.70 | 4.40 | ||
| Ti | 1.40 | 1.90 | ||
| Fe | - | 1.5 | ||
| Si | - | 0.50 | ||
| Mn | - | 0.50 | ||
| P | - | 0.010 | ||
| S | - | 0.010 | ||
| B | - | 0.015 | ||
| Ce | - | 0.02 | ||
| V | 0.20 | 0.50 |
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | HBW |
|---|---|---|---|---|---|---|
| 769 (≥) | 969 (≥) | 42 | 31 | 32 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 323 |
| Property | Density kg/dm3 |
Temperature T °C/F |
Specific heat J / kgK |
Thermal conductivity W/mK |
Electric resistance µΩ·cm |
|---|---|---|---|---|---|
| 358 (≥) | 718 (≥) | 34 | 12 | 42 | 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 |
- | - | - |
| 848 | 515 | 172 | - | - | - |
| 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 |