Wrought aluminum base alloy products having refined intermetalli

Details Wrought aluminum base alloy products having refined intermetalli Wrought aluminum base alloy products having refined intermetalli

1980-12-23

1983-11-01

Dean, R.

Metal treatment

Compositions

Heat treating

148 115A, 148 315, 148439, 148440, C22F 104, C22C 2106

Patent

active

044128703

ABSTRACT:
A wrought aluminum alloy product is disclosed. The alloy consists essentially of 0.5 to 10 wt. % Mg, 0.1 to 1.6 wt. % Mn, 0 to 0.35 wt. % Cr, at least 0.005 wt. % Sr, less than 1 wt. % Fe, 1 wt. % max. Si, 3.5 wt. % max. Zn, 1 wt. % max. Cu, the remainder aluminum and incidental impurities. The product is characterized by the presence of at least one intermetallic phase of the type containing Al-Fe-Si, Al-Fe-Mn and Al-Fe-Mn-Si, wherein at least one of such phases is refined.

REFERENCES:
patent: 3843333 (1974-10-01), Woods
patent: 3926690 (1975-12-01), Morris et al.
patent: 4002502 (1977-01-01), Bainbridge et al.
patent: 4068645 (1978-01-01), Jenkinson
patent: 4077810 (1978-03-01), Ohuchi et al.
patent: 4126448 (1978-11-01), Moore et al.

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