| Equivalent Grade | ● UNS: N07706 ● W.Nr.: 2.4664 ● Chinese Standard: GH4170 |
| Standard | ● Sheet/Plate: ASTM B637 ● Seamless Pipe: ASTM B670 ● Bar: ASTM B637 |
| Alloy Type | Nickel-Chromium-Iron-Niobium-Titanium Alloy (Precipitation Hardening Type, Medium-Temperature High Strength) |
| Standard | Sheet, Bar, Pipe, Tube, Fittings, Flange, Welding Products, etc. |
| Key Properties | ● Excellent medium-temperature (300-650℃) strength, simple precipitation hardening process ● Good corrosion resistance, resistant to pitting, crevice corrosion and stress corrosion cracking ● Good hot and cold forming performance, excellent weldability and outstanding toughness |
| Applicable Environment | Medium and high temperature scenarios, aerospace medium-temperature components, chemical corrosive environment, seawater medium, nuclear power auxiliary environment, precision machinery scenarios |
| Typical Applications | Aerospace Components, Gas Turbine Rotors, Turbine Disks, High-Temperature Fasteners, Precision Mechanical Parts, Chemical Heat Exchangers, Nuclear Power Auxiliary Equipment, etc. |