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Uniseal 29-17

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Journal Articles
Alloy Digest (1970) 19 (11): Fe-45.
Published: 01 November 1970
... UNISEAL 29-17 is a controlled expansion iron-base alloy containing nickel and cobalt. It is widely used for glass-to-metal seals with borosilicate glasses commonly employed in electronic power tube envelopes. This datasheet provides information on composition, physical properties, hardness...
Journal Articles
Alloy Digest (1970) 19 (8): Fe-44.
Published: 01 August 1970
... to that of UNISEAL 29-17 to 3000F. and can be sealed to Comme 7052 if seal design can compensate for mismatch of thermal expansion at the higher temperatures achieved in producing the seal. Also, UNISEAL 42 is fmding application in metal-to-ceramic seals. UNISEAL 42 is produced to exacting quality requirements...