IN718 (Metal / Nickel-based alloys)

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Material

Vendor

EOS

Description

Nickel alloy with heat treatment
Heat and corrosion resistant nickel alloy with heat treatment . Chemical composition corresponding to UNS N07718, AMS 5662, AMS 5664, W.Nr 2.4668, DIN NiCr19Fe19NbMo3. Good tensile, fatigue, creep and rupture strength at temperatures up to 700 °C. Ideal for many high temperature applications such as gas turbine parts, instrumentation parts, power and process industry parts etc.; excellent potential for cryogenic applications.

Standards

UNS N07718, AMS 5662, AMS 5664, DIN NiCr19Fe19NbMo3, W.Nr 2.4668

State of starting material

powder

Properties, applications and appearance

Field of application

Rapid Prototyping, Rapid Manufacturing, Rapid Tooling

Corrosion resistant


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Process

Manufacturing process

Laser Melting
Parts are built in a metal powder bed through a laser (or lasers) melting the metal powder layer-by-layer. Synonyms: Selective Laser Melting, SLM, Direct Metal Laser Sintering, DMLS, Laser Cusing

Physical, mechanical and thermal properties

Physical Properties

typical accuracy: 40 - 60 µm
typical accuracy: 0 +/-0.2 %
smallest wall thickness: 0.3 - 0.4 mm
surface roughness Ra: 4 - 6.5 µm

Mechanical Properties

ultimate tensile strenght: 1,380 +/-100 MPa
ultimate tensile strenght (y): 1,380 +/-100 MPa
ultimate tensile strenght (z): 1,380 +/-100 MPa
high temperature ultimate tensile strength (Rm): 1,210 +/-50 MPa


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Data source: EOS

ATTENTION: The presented values are provided by the material manufacturers and are only indicative. Realized material properties may differ from these value for several reasons. Additively does not guarantee the correctness of this information in any way.