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APT-GH3625
● High - temp strength
● Great thermal fatigue res
● Precise complex shape form
● Adjustable microstructure
● Good high - temp corrosion res
● Fast prototyping & small - batch prod
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GH3625 High-Temperature Alloy for 3D Printing

AptPrototype proudly introduces GH3536, a premium nickel-based superalloy engineered for extreme environments in metal 3D printing. Renowned for its exceptional high-temperature strength, oxidation resistance, and corrosion stability, GH3536 is widely adopted in aerospace, energy, and industrial sectors. Its ability to retain mechanical integrity under prolonged thermal stress makes it ideal for critical components operating in temperatures up to 1200°C.

  • Powder Grade GH3536 (Ni-Cr-Fe-Mo Alloy)
  • Particle Size Distribution 15 - 45 μm, 25 - 63 μm, 45 - 90 μm
  • Flowability (s/50g) ≤30s
  • Bulk Density (g/cm³) ≥4.2 g/cm³
  • Sphericity ≥0.93
  • Oxygen Content (ppm) ≤500 ppm
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Mechanical Properties (After Heat Treatment)

Property

Value

Tensile Strength (20°C)

750 - 950 MPa

Yield Strength (20°C)

350 - 550 MPa

Elongation

25 - 40%

Hardness (HV)

200 - 280 HV

Creep Resistance (900°C)

100+ hours at 200 MPa

Material Advantages

Extreme Temperature Performance

Maintains strength and oxidation resistance up to 1200°C, ideal for combustion chambers, turbine blades, and exhaust systems.

Superior Corrosion Resistance

Resists sulfidation, chlorine, and acidic environments, perfect for chemical processing equipment.

Fatigue & Creep Resistance

Withstands cyclic thermal loads and prolonged stress at high temperatures.

Optimized for Additive Manufacturing

High-purity powders ensure minimal porosity and crack-free builds for complex geometries.

Post-Processing Adaptability

Compatible with HIP (Hot Isostatic Pressing) and surface coatings to enhance performance.

Applications and Use Cases

Industry

Application

Aerospace

Turbine blades, combustion liners, rocket nozzles, and afterburner components

Energy

Gas turbine hot-section parts, nuclear reactor heat exchangers

Automotive

High-performance exhaust valves, turbocharger housings

Chemical Processing

Reactor vessels, furnace components, and corrosion-resistant piping systems
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Why Choose AptPrototype?

Certified Powders

Produced via plasma atomization with ISO 9001 quality control for consistent performance.

Advanced Post-Processing

HIP, CNC machining, and thermal spray coatings to meet stringent industry standards.

R&D Collaboration

Custom alloy formulations and parameter optimization for mission-critical applications.

Additional Information

Surface & Performance Enhancements
Hot Isostatic Pressing (HIP) – Eliminate internal voids and improve fatigue life.
Aluminizing/Ceramic Coatings – Enhance oxidation resistance beyond 1200°C.
Electropolishing – Achieve ultra-smooth surfaces for fluid flow or thermal efficiency.
Technical Notes
Compatible with SLM, EBM, and LPBF technologies.
Supports graded material designs for hybrid thermal-mechanical performance.

FAQ

  • What is GH3536’s maximum service temperature?

    GH3536 retains structural stability up to 1200°C under oxidizing atmospheres, outperforming many conventional superalloys.

  • How does GH3536 compare to Inconel 718?

  • Is post-build heat treatment necessary?

Get Started with AptPrototype

Push the limits of high-temperature engineering with GH3536! Upload your design for a quote and technical review.
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