Crevice-corrosion resistant aluminum radiator triclad composite

Details Crevice-corrosion resistant aluminum radiator triclad composite Crevice-corrosion resistant aluminum radiator triclad composite

1978-12-11

1980-06-24

Richter, Sheldon

Heat exchange

Regenerator

Checker brick structure

165133, 165134R, 165180, 165DIG8, 428933, F28F 1906

Patent

active

042090598

ABSTRACT:
A triclad composite aluminum article having increased resistance to crevice corrosion in aqueous environments is disclosed in which a brazing composite having an aluminum core clad on one side with an aluminum brazing alloy is provided on the other side with a sacrificial clad consisting essentially of from 0 to 0.1% magnesium, 0.8 to 1.2% manganese, 0 to 0.1% chromium, 0 to 0.05% silicon, 0 to 0.05% copper, 0.1 to 0.4% zinc, 0 to 0.1% titanium, 0 to 0.1% iron, balance essentially aluminum.

REFERENCES:
patent: 2618846 (1952-11-01), Morris et al.
patent: 3053511 (1962-09-01), Godfrey
patent: 3878871 (1975-04-01), Anthony et al.
patent: 3960208 (1976-06-01), Anthony et al.
patent: 4041594 (1977-08-01), Chartet

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