Atomfair GH5188 Cobalt-Based Superalloy Powder

GH5188 is a Co-based solid solution strengthened superalloy, usable below 1100°C. It features good oxidation resistance, hot/cold working plasticity and weldability, ideal for aero-engine combustor liners, guide vanes. Suitable for SLM process.

Description

Solution-strengthened cobalt-based superalloy powder for high temperature applications up to 1100°C.

Chemical Composition (wt.%)
C 0.05-0.15
Ni 20-24
Cr 20-24
La 13-16
Fe 0.03-0.12
Si ≤3
N ≤0.02
Co Balance
Cu ≤0.07
P ≤0.02
B ≤0.015
Mn ≤1.25
Physical Properties
D10 (μm) ≥15
D50 (μm) 30-40
D90 (μm) ≤58
Sphericity ≥0.9
Apparent Density (g/cm³) ≥4.5
Tapped Density (g/cm³) ≥5.2
Flowability (s/50g) ≤18
Mechanical Properties
Condition Tensile Strength (MPa) Yield Strength (MPa) Elongation (%)
Room Temperature ≥900 ≥480 ≥5.0
900°C ≥260 ≥200 ≥40.0
980°C ≥180 ≥120 ≥40.0

Applications: Combustion chambers, flame tubes, guide vanes and other high temperature components in aircraft engines.

Processing Method: SLM.

Features: Excellent oxidation resistance, good cold/hot workability and weldability.