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. 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.
Product Description
| Grade | 1.3917 / UNS K94100 |
| Specification | ASTM F30, MIL-I-23011 CL, UNS K94100 DIN 17745 Werkstoff Nr. 1.3917 AFNOR NF A54-301 S.E.W. 385 |
| Thickness | 0.25 inch (6.35mm) through 1inch (25.4mm) or as customized |
| Width | 1000 MM TO 2500 MM or as customized |
| Length | 2500 MM TO 12500 MM or as customized |
| Surface | Mill finish, 2B finish, Polish, 8k, Solution Annealed, Pickled, BA, HL, 2D, No.1 etc |
| Application | 1.in radio and electronic devices, 2. manufacture parts in aircraft controls 3. optical and laser system 4. in bimetallic thermostats and in rod and tube assemblies for temperature regulators |



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