Grade 46 Alloy
USA UNS K94600
Corresponding Standard ASTM F30-1996
Iron-Nickel Sealing Alloys
Classification Special Alloy Steel
46 Alloy Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Al More
Minimum Value - - - - - - - - Fe:Remainder
Maximum Value 0.05 0.3 0.8 0.025 0.025 0.25 - 0.1
Nominal Value - - - - - - 46 -
◎ The nickel contents listed are nominal. The nickel contents of the alloys shall be adjusted by the manufacturer so that the alloys meet the requirements for thermalexpansion. The 52 Alloy is specifically intended to match lead (Pb) sealing glasses.
◎ Cobalt is present as an incidental element and shall be reported separately.

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