Nikon SLM Solutions

Invar 36

SLM / Metal · Steel · Metallic steel

A nickel-iron alloy with an exceptionally low coefficient of thermal expansion, giving outstanding dimensional stability. It suits any case where maximum accuracy is needed under changing temperature – optical systems, flight controls and components in cryogenic environments.

SteelVery low thermal expansioncryogenic mechanical propertiesdimensional stability
445 MPa (horizontal)
Tensile Strength
31% (horizontal)
Elongation at Break
8.1 g/cm³
Density
Invar 36 — Metallic steel
Finish and colour of the material as printed
Why choose Invar 36?Why this material

Exceptional dimensional stability through temperature change

An exceptionally low coefficient of thermal expansion

Holds its dimensions constant even at varying temperatures

Suited to optical systems, flight control and cryogenic components

Technical propertiesVerified figures only
445 MPa (horizontal)
390 MPa (vertical), no heat treatment, average
Tensile Strength
31% (horizontal)
37% (vertical), no heat treatment
Elongation at Break
8.1 g/cm³
(powder density)
Density
Metallic steel
Natural Color
Typical applicationsWhat it is used for
Aerospace
Engine valves
Precision instruments
Compatible printersSystems that run this material
NXG 600E
NXG XII 600
SLM 500
SLM 280 PS
SLM 280 2.0
Material characteristicsAppearance and classification
  • Very low thermal expansion
  • cryogenic mechanical properties
  • dimensional stability

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