| Equivalent Grade | ● UNS: N07718 ● W.Nr.: 2.4668 ● Chinese Standard: GH4169 |
| Standard | ● Sheet/Plate: ASTM B637 ● Seamless Pipe: ASTM B670 ● Bar: ASTM B637 |
| Alloy Type | Nickel-Chromium-Iron-Niobium-Molybdenum Alloy (Precipitation Hardening Type) |
| Standard | Sheet, Bar, Pipe, Tube, Fittings, Flange, Welding Products, etc. |
| Key Properties | ● Extremely high high-temperature strength, excellent hardness after precipitation hardening ● Strong resistance to pitting, crevice corrosion and stress corrosion cracking ● Good hot and cold forming performance, excellent weldability and good toughness |
| Applicable Environment | High-Temperature And High-Pressure Environment, Aerospace High-Temperature Scenarios, Seawater, Chloride-Containing Media, Chemical Corrosive Environment, Nuclear Industry Scenarios |
| Typical Applications | Aerospace Engine Components, Gas Turbine Parts, Nuclear Power Equipment, Deep-Sea Equipment, Precision Mechanical Parts, High-Temperature Valves, Chemical Reactors, etc. |