UNS K93600
Invar 36
Invar 36 is a nickel-iron controlled expansion alloy used where dimensional stability is critical across temperature changes.
Plate
Bar
Coil
Tube
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Alloy Family
Invar Metal Alloys Raw Materials
Controlled expansion alloys for precision instruments, molds, electronics, and temperature-sensitive assemblies.
Grade System
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Available Forms
Plate
Bar
Coil
Tube
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UNS K94100
Invar 42
Invar 42 is a nickel-iron controlled expansion alloy often used to match glass, ceramics, and electronic package materials.
Plate
Bar
Coil
Tube
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Family Grade Data
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| Grade | Reference | Selection Notes | Product Links | |
|---|---|---|---|---|
| Invar 36 | UNS K93600 | Very low coefficient of thermal expansion near room temperature; Good dimensional stability for precision systems | Plate Bar Coil Tube | Datasheet |
| Invar 42 | UNS K94100 | Controlled thermal expansion for sealing and packaging systems; Good compatibility with selected glass and ceramic assemblies | Plate Bar Coil Tube | Datasheet |
Product Cross Links
Raw Material Forms for This Alloy Family
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Raw Material
Nickel Alloy Plate
Nickel alloy plate and sheet for pressure equipment, chemical processing, marine service, and high-temperature systems.
- Supply options: plate and sheet in project thicknesses
- Typical finishes: mill, pickled, polished when requested
- Documents: MTC, heat number, dimensional notes
Raw Material
Nickel Alloy Bar
Round, flat, and hex nickel alloy bar for shafts, valve parts, tooling stock, and corrosion-resistant component production.
- Supply options: round bar, flat bar, and hex bar
- Typical conditions: annealed, solution treated, aged when applicable
- Documents: MTC, PMI support, heat traceability
Raw Material
Nickel Alloy Coil
Nickel alloy coil for continuous production, stamping, forming, heat exchangers, and corrosion-resistant strip applications.
- Supply options: strip, sheet coil, and precision coil
- Typical requirements: width, thickness, edge, surface, coil ID
- Documents: MTC, packing list, traceability records
Raw Material
Nickel Alloy Tube
Seamless and welded nickel alloy tube for heat exchangers, process lines, instrumentation, marine systems, and energy projects.
- Supply options: seamless tube, welded tube, and pipe
- Typical checks: OD, wall thickness, straightness, hydro or NDE when required
- Documents: MTC, test report, heat traceability
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