Specification of Inconel 718 Tubing:
Thickness | 1-20mm |
OutDiameter | 16-219mm |
Chemical Composition of Inconel 718 Tubing:
Ni | Fe | Cr | Cu | Mo | Nb | C | Mn | P | S | Si | Ti | Al | Co | B |
50-55% | Bal. | 17-21% | 0.30 | 28.0% | 4.75-5.50 | 0.08% | 0.35% | 0.015 | 0.015 | 0.35 | 0.65-1.15 | 0.20-0.80 | 1.00 | 0.006% |
Physical Properties of Inconel 718 Tubing
Density (lbs/in³) | MeltingRange (°F) | ThermalExpansion (in/in°Fx10-6) | ElectricalResistivity (ohms/cirmil/ft.) 68F |
0.296 | 2300– 2440 | 7.2(70 – 200F) | 753 |
Mechanical Properties of Inconel 718 Tubing
Test Temperature | 0.2% Yield Strength | Tensile Strength | Elongation % | |||
°F | °C | ksi | MPa | ksi | MPa | 21.0 |
Characteristics of Inconel 718Tubing:
1. Resist chlorine stress corrosion cracking.
2. Superior resistance to dry gases like chlorine and hydrogen chloride from room temperature to elevated temperatures.
3. Excellent resistance to corrosion in the different types of conditions, nitrogen and carburizing gases.
Applications of Inconel 718 Tubing:
1. Thermocouple shielding.
2. Ethylene dichloride (EDC) cracking vessels.
3. Conversion of uranium dioxide to tetra fluoride with hydrofluoric acid.
4. Producing caustic alkalis particularly in the presence of sulfur compounds.
5. Reactor tubes and heat exchanger tubing used in preparing vinyl chloride.
6. Process equipment used in the production of chlorinated and fluorinated hydrocarbons.
7. Nuclear Reactors.
