Lork Group high-quality Invar 42 is a nickel-iron alloy that contains 41% nickel and exhibits excellent controlled expansion qualities and is used primarily for controlled expansion and magnetic applications.

Lork Group high-quality Invar 42 (alloy 42, Nilo 42 / 1.3917 / UNS K94100) is a nickel-iron alloy that contains 41% nickel and exhibits excellent controlled expansion qualities and is used primarily for controlled expansion and magnetic applications.

Invar 42 is also highly effective in magnetic applications. It can be hot formed, cold formed or machined. Nilo 42 possesses many of the qualities of the other Invar nickel iron alloys. It is effective in extreme temperatures ranging from -32C to 275C.

Sheet/Strip/Rod/ Bar/Tubing/Wire: ASTM F30

Wire: ASTM F29

Sheet/Strip/Plate: ASTM B753

As a direct Invar 42 supplier we provide nilo 42 to numerous industries where controlled expansion must be minimized, some of the applications where the nickel iron alloy UNS K94200 is utilized, include:

• Transformer & capacitor bushings
• Automotive & industrial lamps
• Electronic tubes
• Glass-to-metal applications
• Ceramic-to-metal Applications

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