Unrecrystallized aluminum plate product by ramp annealing

Details Unrecrystallized aluminum plate product by ramp annealing Unrecrystallized aluminum plate product by ramp annealing

1988-10-12

1990-08-07

Dean, R.

Metal treatment

Compositions

Heat treating

148415, 148417, 148439, 148440, C22F 104

Patent

active

049465171

ABSTRACT:
Disclosed is a method of producing an unrecrystallized A1-Zn-Mg thin gauge flat rolled product having improved levels of strength and fracture toughness. The method comprising the steps of providing a body of a Zn-Mg containing aluminum base alloy, working the body to a flat rolled product and then subjecting the product to a ramp anneal followed by solution heat treating, quenching and aging.

REFERENCES:
patent: 4092181 (1978-05-01), Paton et al.

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