Invar 36
Nickel-iron alloy with an ultra-low coefficient of thermal expansion (CTE). Specified where a mount or laser housing has to hold its dimensions across a wide temperature range.
Metal additive manufacturing material
Typical properties
- Density
- 8.1 g/cm³
- Thermal expansion (CTE)
- 1.3 × 10⁻⁶ /K (20 – 100 °C)
- Tensile strength (UTS)
- ~480 MPa
- Young's modulus
- 141 GPa
- Max service temperature
- Curie point 279 °C
Published values for this material class, given to help you shortlist a substrate. They are not lot-specific guarantees. Request the SPEKTON datasheet for certified figures against your specification.
Certified datasheets are in preparation. Ask the engineering team and they will send the current revision.
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