GH4169, also known as Inconel 718, is a precipitation-hardened nickel-based superalloy featuring excellent high-temperature strength, creep resistance, and fatigue performance. It retains stable mechanical properties up to 700°C and also provides good corrosion resistance and weldability, making it widely used in aerospace, energy, and high-temperature industrial applications.
Surface & Hardness
Surface Roughness (Sandblasted): ≥6 μm
Hardness (As-Printed) / HRB: 30 ± 3
Hardness (Post-Heat Treatment) / HRB: 45 ± 3
Mechanical Properties
Tensile Strength (As-Printed): 1080 ± 80 MPa
Tensile Strength (Post-Heat Treatment): 1400 ± 100 MPa
Yield Strength (As-Printed): 770 ± 80 MPa
Yield Strength (Post-Heat Treatment): 1150 ± 100 MPa
Elongation (As-Printed): 25 ± 3 %
Elongation (Post-Heat Treatment): 18 ± 5 %
Max. Part Size:
350mm × 400mm × 360mm
Tolerance and Precision：
±200 µm or ±0.2%
