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Description
| Chemical Composition (wt %, max unless range given) | |||||||
|---|---|---|---|---|---|---|---|
| Ni | Cr | Nb | Mo | Ti | Al | Fe | C |
| 50.0-55.0 | 17.0-21.0 | 4.75-5.50 | 2.8-3.3 | 0.65-1.15 | 0.2-0.8 | Balance | <=0.08 |
| Mechanical Properties (annealed tube) | |||
|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Hardness |
| >=1240 MPa | >=1036 MPa | >=12 % | >=36 HRC |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 8.19 g/cm3 | 1260-1336 °C | 13.0 μm/m·°C | 11.4 W/m·°C | 211 GPa |
Inconel 718 Nickel-Based High-Temperature Alloy Tube
Age-hardenable nickel-chromium-iron-molybdenum-niobium alloy tube; excellent high-temperature strength and creep resistance; can work long-term below 700°C; outstanding fatigue and oxidation resistance for aerospace and gas turbine tubing.
| Chemical Composition (wt %, max unless range given) | |||||||
|---|---|---|---|---|---|---|---|
| Ni | Cr | Nb | Mo | Ti | Al | Fe | C |
| 50.0-55.0 | 17.0-21.0 | 4.75-5.50 | 2.8-3.3 | 0.65-1.15 | 0.2-0.8 | Balance | <=0.08 |
| Mechanical Properties (annealed tube) | |||
|---|---|---|---|
| Tensile Strength | Yield Strength | Elongation | Hardness |
| >=1240 MPa | >=1036 MPa | >=12 % | >=36 HRC |
| Physical Properties (typical) | ||||
|---|---|---|---|---|
| Density | Melting Point | Thermal Expansion | Thermal Conductivity | Modulus of Elasticity |
| 8.19 g/cm3 | 1260-1336 °C | 13.0 μm/m·°C | 11.4 W/m·°C | 211 GPa |
