Alloy 42 is an iron-nickel alloy containing 42% nickel. It exhibits low thermal expansion characteristics over a range of temperatures, which makes it particularly suitable for use in glass and ceramic seals. It finds application in a variety of electronic components and lead frames.
Fe 58%, Ni 41%, Mn 0.8%
|Ultimate Tensile Strength (N/mm²)||Proof Stress (N/mm²)||Elongation (%)||Hardness (HB)|
General | Semiconductor packages, electronic tubes, CRT electron guns and automotive and industrial lamps
With decades of experience and a huge range of stock, Columbia Metals is an industry leader in the supply of Alloy 42 and other high quality specialist engineering alloys.
|New grades||Old grades|
|4J36（Invar 36)||UNS K93600||W.Nr.1.3912||X1NiCrMoCu||Fe-Ni36|
|Alloy 42||UNS K94100||1.3917|