... fabricated); O (annealed); H1 0 and H1 1 (slightly strain-
hardened); H2 3, H2 4, and H2 6 (strain-hardened and partially
annealed); T4 (solution heat-treated); T5 (artificially aged); T6 (solu-
tion heat-treated ... light wave-
length thick.
MAGNESIUM ALLOYS. Although magnesium alloys are moderate in
strength and rigidity, they have high specific strength and rigidity
because of their l...