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AMS Inconel 722 Details
AMS Inconel 722 Standard Download
| Category | Type | Grade | Designations |
|---|---|---|---|
| Grades | Superalloys | Inconel 722 | USA - AMS , AMS 5411 - Nickel Inconel 722 AMS 5541 Strip |
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | - | 0.08 | ||
| Si | - | 0.07 | ||
| Mn | - | 1.00 | ||
| Cr | 14.00 | 17.00 | ||
| Ni | - | Balance | ||
| Cu | - | 0.5 | ||
| Fe | 5.00 | 9.00 | ||
| P | - | - | ||
| S | - | 0.01 | ||
| Ti | 2 | 2.75 | ||
| Al | 0.40 | 1.00 |
Density (lb / cu. in.) 0.298
Specific Gravity 7.95
Specific Heat (Btu/lb/Deg F - [32-212 Deg F]) 0.105
Electrical Resistivity (microhm-cm (at 68 Deg F)) 750
Melting Point (Deg F) 2550
Thermal Conductivity 102
Mean Coeff Thermal Expansion 5.8
Magnetic Permeability 1.002
Modulus of Elasticity Tension 31
| 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) |
|---|---|---|---|---|---|---|
| 639 (≥) | 855 (≥) | 12 | 13 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 334 |
| 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 |
|---|---|---|---|---|---|---|---|
| 419 (≥) | 657 (≥) | 31 | 13 | 22 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 244 | |
| Temp. °C/°F |
Creep strain limit (10000h) (Rp1,0) N/mm2 |
Creep rupture strength (10000h) (Rp1,0) N/mm2 |
|||||
| 578 | 655 | 276 |
| 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 |
| Grade | Standard | Country | Application |
|---|---|---|---|
| 42CrMo4 | AFNOR | France | Steels for quenching and tempering for construction purposes - Technical delivery conditions |
| 1.7225 | AFNOR | France | Steels for quenching and tempering for construction purposes - Technical delivery conditions |
| Inconel 722 | AMS | USA | Used for gas turbine structural components, such as turbine section frames. The alloy is useful where oxidation resistance and high temperature strength are of major importance. |