SLM Metal Material

GH4169 (IN718) Nickel Alloy 3D Printing Service

High-temperature nickel superalloy for aerospace, energy, and extreme-environment parts that require excellent heat resistance, fatigue strength, and corrosion resistance.

GH4169, also known as IN718, is a nickel-based superalloy designed for demanding environments where ordinary steels and aluminum alloys cannot maintain stable performance. In SLM 3D printing, it is ideal for high-temperature structural parts, turbine-related components, petrochemical equipment, and other mission-critical applications that require strong mechanical stability under heat and load.

SLM Metal GH4169 / IN718 High Temperature Fatigue Resistant Corrosion Resistant
GH4169 IN718 nickel alloy SLM 3D printing material

What Is GH4169 (IN718) Nickel Alloy?

GH4169 (IN718) is a nickel-based superalloy widely used for parts operating in high-temperature and high-stress environments. In SLM 3D printing, it allows the production of complex heat-resistant components with strong fatigue resistance and corrosion resistance, making it highly suitable for critical industrial systems where reliability under extreme conditions is essential.

Compared with stainless steel, IN718 offers far better high-temperature performance. Compared with titanium alloy, it is less focused on lightweight design and more focused on heat resistance and structural stability at elevated temperatures. It is a premium material choice for aerospace, nuclear, petrochemical, and high-temperature industrial applications.

Best Fit for GH4169 (IN718) Printing

  • Aerospace components such as turbine-related parts and hot-end structures
  • Nuclear and petrochemical equipment operating under heat and load
  • High-temperature structural parts for demanding industrial systems
  • Functional metal parts requiring fatigue resistance and corrosion resistance
  • Applications where mechanical stability up to around 650°C is important

GH4169 (IN718) Nickel Alloy Specifications

Application

Industrial Metals

Technology

SLM

Price

From $100.00

Build Time

10+ days

Tolerance

±0.1mm (Within 100mm), ±0.1% (Above 100mm)

Min. Wall Thickness

1.5mm

Max. Size

350 × 400 × 360 mm

Surface Roughness

Ra 10–12 μm

Key Advantage

Stable strength at elevated temperatures

Material Character

Heat resistant, fatigue resistant, corrosion resistant

Why Choose Our GH4169 (IN718) Printing Service

  • Excellent high-temperature performance for extreme industrial environments
  • Strong fatigue resistance and corrosion resistance for long-life functional parts
  • Suitable for aerospace, petrochemical, nuclear, and energy-related components
  • Supports complex geometries that are difficult to manufacture conventionally
  • Ideal for mission-critical parts where heat stability and structural reliability matter most

GH4169 (IN718) Nickel Alloy Material Properties

Surface Roughness (As-built)

≥ 6 μm

Hardness (As-built)

HRC 30 ±3

Hardness (After Heat Treatment)

HRC 45 ±3

High-Temperature Stability

Up to about 650°C

Performance Focus

High-temperature strength and fatigue resistance

Processing Feature

Complex heat treatment requirements

Typical Challenge

High cost and relatively rough surface

Best Use

Extreme-environment structural parts

Compare GH4169 (IN718) with Other SLM Metal Materials

Attribute GH4169 (IN718) Ti6Al4V (TC4) 316L Stainless Steel 18Ni300 Maraging Steel
Technology SLM SLM SLM SLM
Application Industrial Metals Industrial Metals Industrial Metals Industrial Metals
Price From $100.00 From $15.00 From $10.00 From $25.00
Min. Wall Thickness 1.5mm 1.5mm 1.5mm 1.5mm
Max Size 350 × 400 × 360 mm 390 × 390 × 290 mm 390 × 390 × 290 mm 330 × 320 × 280 mm
Main Advantage High-temperature strength and fatigue resistance High strength-to-weight ratio Corrosion resistance and balanced durability Ultra-high strength after heat treatment
Surface Condition Ra 10–12 μm Ra 3.2–7 μm Ra 3.2–7 μm Ra 3.2–7 μm
Temperature Capability Stable up to about 650°C High-performance demanding environments General industrial temperature resistance Not focused on high-temperature use
Typical Use Aerospace hot-end parts, nuclear, petrochemical, high-temp structures High-performance lightweight structures and demanding components Functional structural parts, corrosion-resistant components Tooling, molds, inserts, ultra-strong structural parts
Summary Choose GH4169 (IN718) for high-temperature, high-load, and extreme-environment parts. Choose TC4 for premium lightweight parts in demanding environments. Choose 316L for more general corrosion-resistant functional parts. Choose 18Ni300 for tooling and ultra-high-strength room-temperature applications.

Need an SLM metal for aerospace, energy, or high-temperature industrial parts? GH4169 (IN718) Nickel Alloy is the right choice when thermal stability, fatigue resistance, and corrosion resistance are more important than cost or lightweight design.

Need GH4169 (IN718) Nickel Alloy Parts Fast?

Send us your 3D file and application requirements. We can help confirm whether GH4169 (IN718) Nickel Alloy is the right metal for your project, or recommend another SLM material based on temperature range, strength, corrosion resistance, fatigue requirements, and end-use conditions.